Sleep Apnea Risk Calculator — Is Your Airway Silently Failing You?
You snore. You wake up exhausted. Your partner has watched you stop breathing. You have high blood pressure that won’t respond to medication. These are not random problems — they are common warning signs of obstructive sleep apnea, and research suggests most people who have it don’t know it.
Sleep apnea (OSA) causes breathing to stop repeatedly during sleep — up to hundreds of times per night. The STOP-BANG tool below scores your risk 0–8. A score of 3 or above warrants GP evaluation. A score of 5 or above indicates 60–80% probability of moderate-severe OSA requiring urgent sleep medicine referral per AASM guidelines. Takes 3 minutes, completely free. Chung et al. (2008) · 93% sensitivity for moderate-severe OSA.
Two things changed how clinicians think about OSA risk in 2025–2026. First, a 2025 systematic review found the viral “mouth taping” trend offers inconsistent benefit and carries a real asphyxiation risk in people with nasal obstruction — never a substitute for screening. Second, growing research on testosterone therapy confirms it can worsen or unmask OSA in some men, which is now factored into how clinicians evaluate risk before prescribing it. Source: Rhee et al. (2025) PLOS One; Cai et al. (2017) JCSM.
STOP Questions
Answer these 4 symptom-based questions
BANG Measurements
Enter your physical measurements for an accurate score
💡 Measure at Adam’s apple level
📝 Your Risk Assessment
📋 Recommended Next Steps
Who Is Most at Risk?
Sleep apnea risk isn’t one thing — it’s a stack of factors that combine rather than simply add up. Someone with three or four of the items below carries meaningfully more risk than the sum of each alone.
⚖️ Obesity and Excess Weight
Extra weight around the neck and throat narrows the airway and adds soft tissue that collapses more easily during sleep. Every 10% gain in body weight is linked to roughly a 30% rise in AHI, the standard measure of apnea severity, and losing that same 10% produces a comparable drop. Source: AASM ICSD-3.
🎂 Age and Gender
Risk climbs steadily after 50 as airway muscle tone naturally declines with age. Men carry roughly 2–3 times the risk of premenopausal women, largely due to hormonal effects on airway tone and fat distribution — a gap that narrows sharply after menopause. Source: AASM ICSD-3; Benjafield et al. (2019).
🧬 Family History
Having a first-degree relative with OSA roughly doubles your own risk, independent of shared lifestyle factors. Inherited airway and craniofacial structure — not just weight — appears to be part of the mechanism. Source: AASM ICSD-3.
👔 Neck Circumference
A neck measuring more than 17 inches (43cm) in men or 16 inches (40cm) in women is one of the strongest single predictors in the STOP-BANG tool itself — more fat and tissue around the airway means more that can collapse. Source: Chung et al. (2008).
📈 High Blood Pressure
Around 30% of people with hypertension have undiagnosed OSA, and the relationship runs both ways — repeated oxygen drops overnight trigger stress hormone surges that keep blood pressure elevated during the day. Treatment-resistant hypertension despite two or more medications is a specific red flag. Source: AASM Clinical Practice Guidelines.
🚬 Smoking
Smoking irritates and inflames the upper airway, increasing fluid retention in the throat tissue and making it more likely to collapse during sleep. Current smokers show meaningfully higher rates of OSA than people who have never smoked, and risk drops after quitting. Source: AASM ICSD-3.
🍷 Alcohol
Alcohol relaxes the muscles that hold the airway open, worsening AHI by an estimated 25–40% on drinking nights. The effect is strongest in the first few hours after drinking, which is why avoiding alcohol within three hours of bedtime is a standard first-line recommendation. Source: AASM ICSD-3.
👃 Nasal Congestion
A blocked nose forces mouth breathing, which drops the tongue and jaw back and narrows the airway further. Chronic congestion from a deviated septum, polyps, or persistent colds is an independent, often-overlooked contributor to OSA severity. Source: AASM ICSD-3.
🤧 Allergic Rhinitis
Seasonal or year-round allergies cause the same nasal swelling and mouth-breathing pattern as congestion, but on a chronic basis. People with poorly controlled allergic rhinitis report worse sleep quality and higher rates of snoring and witnessed apneas than those whose allergies are managed. Source: AASM ICSD-3.
💉 Testosterone Therapy
Testosterone replacement therapy can worsen or unmask OSA in some men, particularly at higher doses early in treatment. The proposed mechanism involves reduced airway dilator muscle tone and increased oxygen demand during sleep. A 2017 meta-analysis of 24 studies and over 18,500 participants found TRT associated with increased sleep apnea risk, and major guidelines advise caution when starting TRT in men with untreated moderate-severe OSA. Source: Cai et al. (2017) JCSM; La Vignera et al. (2020).
Understanding Sleep Apnea — By the Numbers
Three data visualisations from peer-reviewed research and clinical guidelines.
📊 STOP-BANG Score Interpretation — Risk Bands & OSA Probability
Chung et al. (2008) · AASM (2017)💔 Untreated OSA — Validated Health Risks
AASM · Benjafield (2019)😤 How Obstructive Sleep Apnea Works — The 4-Stage Cycle
AASM ICSD-3 · Benjafield (2019)What Your STOP-BANG Score Actually Means
Three risk tiers — each with an approximate OSA probability range and AASM-aligned next steps.
Most healthy adults under 50 with no significant obesity or hypertension fall here. A low score does not rule out OSA — an estimated 20–30% of OSA patients, especially women, score falsely low because they don’t snore loudly or have observed apneas. If you have morning headaches, unrefreshing sleep, or unexplained daytime fatigue, mention it to your GP regardless of score. Next step: Maintain healthy weight, avoid alcohol before bed, sleep on your side. Retest annually if risk factors change. Source: Chung et al. (2008); AASM ICSD-3.
A meaningful share of American adults over 40 fall in this range — and many have never been evaluated. A moderate score warrants a GP discussion and often a home sleep test (HST), which many US insurers now cover. Women disproportionately appear here — hormonal changes around perimenopause and menopause can raise airway collapsibility. Next step: Schedule a GP appointment within 4 weeks and request a home sleep test referral. Source: AASM Guidelines (2017).
This range carries 100% sensitivity for severe OSA across validation studies. Left unaddressed, this level of risk compounds — cardiovascular strain builds night after night whether or not it’s noticed. Next step: Contact your GP or a sleep medicine specialist within 1–2 weeks. Ask specifically for a polysomnography or home sleep test referral. Source: Chung et al. (2008).
Can Sleep Apnea Become Dangerous?
Yes — untreated moderate-to-severe OSA carries measurable, well-documented risk that compounds the longer it goes unaddressed.
Untreated moderate-to-severe OSA is associated with roughly 3 times the heart attack risk and 4 times the stroke risk of people without OSA. Each apnea event drops blood oxygen and spikes blood pressure — repeated hundreds of times a night, that cycle wears on the cardiovascular system in ways that show up years later as heart disease.
The daytime consequences are just as real. Fragmented sleep produces 2 to 7 times the road traffic accident risk, largely from microsleep episodes behind the wheel that the driver often doesn’t remember. OSA is also linked to elevated type 2 diabetes risk, treatment-resistant hypertension, and — in growing research — measurable effects on memory and cognitive function over time.
The reassuring part: these risks are not fixed. CPAP adherence of 4 or more hours a night is associated with measurable blood pressure reduction within weeks, and cardiovascular risk markers trend in the right direction with consistent treatment. The danger comes almost entirely from OSA staying undiagnosed and untreated — not from OSA itself being unmanageable. Source: AASM; Benjafield et al. (2019) The Lancet Respiratory Medicine.
Three Composite Profiles That Show How OSA Can Present
These are composite, illustrative profiles built from published research patterns — not real individuals. Statistics cited are real and sourced.
This illustrative profile reflects a common pattern: exhaustion attributed to long hauls and stress, a partner reporting “choking” sounds during sleep for years, and blood pressure that stays elevated despite two medications — a pattern consistent with OSA-driven resistant hypertension. A STOP-BANG screen at a routine DOT physical flags high risk, prompting a sleep study referral.
This profile illustrates a pattern well-documented in the research: a moderate STOP-BANG score, no witnessed apneas, and presenting complaints of brain fog, early headaches, and memory lapses often first attributed to menopause rather than investigated as sleep-disordered breathing. Women with OSA are more likely than men to be evaluated for depression or anxiety before sleep apnea is considered.
This profile illustrates a category STOP-BANG can miss: a low score, but a wearable device flagging repeatedly low heart rate variability, followed by a sleep specialist identifying retrognathia (a recessed jaw) as an anatomical risk factor the questionnaire doesn’t capture. This pattern is increasingly recognized in lean, younger adults.
Globally, an estimated 936 million adults aged 30–69 have mild-to-severe OSA, and research consistently suggests the large majority remain undiagnosed. Source: Benjafield et al. (2019) The Lancet Respiratory Medicine.
Many US insurers, including major commercial carriers, now cover home sleep testing for patients flagged at moderate-to-high STOP-BANG risk, making a first-step diagnosis more accessible than an overnight lab stay in many cases. Check your specific plan for coverage details, since policies vary by state and carrier.
A growing body of research links untreated OSA with AHI above 30 to measurable cognitive effects over time, which has increased attention on OSA screening as part of routine preventive care for adults with risk factors. Source: AASM.
Sleep Apnea Symptoms — The Full Picture Many People Miss
OSA presents differently in men versus women — the “classic” snoring-and-choking picture reflects only part of the patient population.
- Loud, chronic snoring (louder than talking)
- Witnessed breathing pauses, gasping, or choking during sleep
- Waking with a dry mouth or sore throat
- Frequent nighttime awakenings or insomnia
- Nocturia (urinating 2+ times per night)
- Night sweats not explained by menopause
- Restless, non-restorative sleep despite 7–9 hours
- Morning headaches (often frontal, resolving by mid-morning)
- Excessive daytime sleepiness (Epworth score above 10)
- Difficulty concentrating, brain fog, memory lapses
- Irritability, low mood, or anxiety — especially new-onset
- Falling asleep in quiet situations (reading, TV, meetings)
- Reduced libido or sexual dysfunction
- Impaired driving alertness or microsleep episodes
- Fatigue and insomnia as primary complaints (not snoring)
- Widespread pain or fibromyalgia-like symptoms
- Low mood evaluated before sleep is considered
- Cognitive symptoms attributed to menopause
- OSA risk rising sharply post-menopause
- Upper airway resistance syndrome — lighter obstruction pattern
- Subtle or no bed-partner complaints about snoring
- Hypertension resistant to 2+ antihypertensive medications
- Atrial fibrillation (AFib) — OSA is common among AFib patients
- Type 2 diabetes with poor glycaemic control
- History of stroke or TIA
- Unexplained pulmonary hypertension
- New cognitive changes after 50 without explanation
- Commercial vehicle driver with any OSA symptoms
Central Sleep Apnea Risk Factors
Central sleep apnea (CSA) is not the same disorder as OSA, and the STOP-BANG calculator above is not designed to screen for it.
In obstructive sleep apnea, the airway is physically blocked. In central sleep apnea, the airway stays open — but the brain briefly stops sending the signal to breathe. CSA is far less common than OSA and almost always points to an underlying medical condition rather than airway anatomy or weight. Source: StatPearls (2023).
❤️ Heart Failure
CSA is common in people with heart failure, often appearing as Cheyne-Stokes breathing — a pattern where breathing gradually speeds up, slows down, and briefly stops in a repeating cycle. Source: Mayo Clinic; StatPearls (2023).
💊 Opioid Medications
Opioids suppress the brainstem’s respiratory drive. Chronic opioid use — including for pain management — is a well-documented risk factor for CSA, with risk rising with dose and duration of use. Source: Journal of Clinical Sleep Medicine.
🧠 Stroke
Damage to the brainstem regions that regulate breathing, from stroke or other neurological events, can produce CSA. Source: StatPearls (2023); Mayo Clinic.
⛰️ High Altitude
Sleeping at high altitude can trigger a Cheyne-Stokes-like breathing pattern in otherwise healthy people, caused by the body’s response to lower oxygen levels. It typically resolves after returning to a lower altitude. Source: Mayo Clinic.
🌀 Atrial Fibrillation & Kidney Disease
Irregular heart rhythms and advanced kidney disease are both associated with elevated CSA risk, likely through their broader effects on cardiovascular and fluid regulation. Source: StatPearls (2023).
💨 Treatment-Emergent CSA
Occasionally, someone being treated for OSA with CPAP develops CSA once the obstruction is resolved — known as treatment-emergent central sleep apnea. It’s usually addressed by adjusting the type of positive airway pressure therapy. Source: Cleveland Clinic.
OSA Risk Factors at a Glance
Each factor independently increases OSA probability. Multiple factors combine rather than simply add up. Source: AASM ICSD-3; Benjafield et al. (2019).
Can Mouth Taping Increase Sleep Apnea Risk?
Mouth taping is popular online as a nasal-breathing hack. The evidence is thinner than the trend suggests, and for some people it’s genuinely risky.
A 2025 systematic review in PLOS One examined 10 studies covering 233 patients and found mouth taping produced inconsistent results — some studies showed modest improvement in apnea-hypopnea index for mild, mouth-breathing OSA patients, while others found no benefit at all. Four of the ten studies raised an explicit safety concern: taping the mouth shut can pose a real risk of asphyxiation in people who can’t adequately breathe through their nose. Source: Rhee et al. (2025) PLOS One.
That risk is the core issue. The mouth acts as a backup airway. If nasal passages are blocked by congestion, allergies, a deviated septum, or diagnosed sleep apnea itself, sealing off that backup — rather than fixing the underlying obstruction — can leave someone with materially reduced airflow overnight. It can also mask the sound of snoring without addressing the breathing pauses underneath it, creating a false sense that a problem has been solved when it hasn’t.
Who should avoid it: anyone with diagnosed or suspected sleep apnea, chronic nasal congestion, or any condition affecting nasal airflow should not try mouth taping without medical guidance first. If you’re drawn to it because you snore or feel like a “mouth breather,” the more useful first step is completing the STOP-BANG calculator above — if it flags moderate or high risk, that’s a signal to get evaluated, not to tape your mouth shut. Source: Rhee et al. (2025) PLOS One.
What Recent Research Says About OSA
Findings that shape how OSA is understood, screened, and treated today.
Mouth Taping: Limited Benefit, Real Safety Risk
A systematic review of 10 studies and 233 patients found inconsistent results for the viral mouth-taping trend, with four studies explicitly flagging asphyxiation risk in people with nasal obstruction. Source: Rhee et al. (2025) PLOS One.
Testosterone Therapy Linked to Higher OSA Risk
A meta-analysis of 24 studies and over 18,500 participants found testosterone replacement therapy associated with increased sleep apnea risk, reinforcing guideline caution around starting TRT in men with untreated OSA. Source: Cai et al. (2017) JCSM.
Home Sleep Testing a Practical First Step for Many Patients
Research supports home sleep testing as a reasonable diagnostic option for moderate-severe OSA in appropriate patients, expanding access beyond in-lab studies. Coverage varies by insurer — check your specific plan. Source: JCSM.
Central Sleep Apnea Recognized as a Distinct Clinical Category
Clinical references increasingly distinguish CSA from OSA, emphasizing that CSA is driven by brainstem signaling rather than airway obstruction — with heart failure, stroke, and opioid use as leading risk factors. Source: StatPearls; Mayo Clinic.
Sleep Apnea Treatment Options
Treatment selection depends on OSA severity, anatomy, BMI, comorbidities, and patient preference. Discuss options with a sleep medicine provider.
Pressurised air splints the airway open throughout sleep. First-line treatment for moderate-severe OSA. Modern auto-adjusting CPAP devices are quiet, track compliance via app, and offer heated humidification. Many US insurers cover CPAP with a qualifying sleep study.
✅ Eliminates a large majority of apnea events in adherent usersA custom-fitted dental device that advances the lower jaw forward, expanding the posterior airway. Best suited for mild-moderate OSA and CPAP-intolerant patients. Many dental insurance plans provide some coverage — verify with your provider.
✅ Meaningful AHI reduction for mild-moderate OSAA surgically implanted device that detects breathing effort and stimulates the hypoglossal nerve, advancing the tongue away from the airway. No mask or hose. An option for select CPAP-intolerant adults meeting eligibility criteria.
✅ Durable AHI reduction in eligible patientsA meaningful share of mild-moderate OSA is positional — worse when sleeping on the back. Vibrotactile devices nudge the user toward side-sleeping without fully waking them. A reasonable first step for purely positional cases.
✅ Can approach CPAP-level benefit for positional OSAA 10% body weight reduction is associated with roughly a 26% AHI reduction in overweight OSA patients. Avoiding alcohol within three hours of bedtime removes a significant contributor to airway relaxation. Quitting smoking reduces airway inflammation over time. Best used alongside — not instead of — primary treatment for moderate-severe OSA.
✅ 10% weight loss ≈ 26% AHI reduction| Treatment | Best For | Typical Impact | Adherence |
|---|---|---|---|
| CPAP | Moderate–Severe OSA | Large majority of events eliminated | Moderate at 1yr |
| Oral Appliance (MAD) | Mild–Moderate / CPAP intolerant | Meaningful AHI reduction | Generally higher than CPAP |
| Hypoglossal Nerve Stimulation | CPAP intolerant, eligible AHI range | Durable long-term reduction | High (implanted) |
| Positional Therapy | Positional OSA only | Can approach CPAP-level benefit | Generally good |
| Weight Loss / Lifestyle | Adjunct for overweight OSA patients | ~26% per 10% weight loss | Variable |
How to Reduce Your Risk
None of these steps replace a diagnosis, but each has independent research support for lowering AHI or reducing OSA risk.
A 10% reduction in body weight is associated with roughly a 26% drop in AHI in people who are overweight. It’s the single highest-leverage lifestyle change available for weight-related OSA.
Back-sleeping roughly doubles AHI compared to side-sleeping for many people, since gravity pulls the tongue and soft tissue back into the airway. A body pillow or positional device can help retrain this habit.
Alcohol relaxes airway muscles and worsens AHI by an estimated 25–40% on drinking nights. Cutting off alcohol earlier in the evening removes most of this effect by bedtime.
Managing chronic congestion or allergic rhinitis — through allergy treatment, saline rinses, or addressing structural nasal issues — reduces the mouth-breathing pattern that narrows the airway during sleep.
Smoking inflames and swells the upper airway tissue. Quitting reduces this inflammation over time and is linked to lower rates of OSA compared to continued smoking.
If you’re considering testosterone therapy, take sedatives, or use opioid medications regularly, discuss your OSA risk with your prescriber before starting or continuing — dose and monitoring can often be adjusted to manage the risk.
If you have several of the risk factors above, the highest-value step is simply taking the STOP-BANG calculator on this page and following up on the result — early detection is what actually changes long-term outcomes.
Sleep Apnea Myths Worth Correcting
Each myth below can delay diagnosis. Source: AASM ICSD-3; Benjafield et al. (2019).
Sleep Apnea Calculator — Questions & Answers
Answers grounded in AASM guidelines, Chung et al. (2008), and current research.
What is sleep apnea and how common is it in the US?
Sleep apnea is a serious sleep disorder in which breathing repeatedly stops and restarts during sleep. OSA occurs when throat and tongue muscles relax during sleep, collapsing the airway. Globally, an estimated 936 million adults aged 30–69 have mild-to-severe OSA (Benjafield et al., 2019), and research consistently suggests the large majority remain undiagnosed in the US and worldwide.
Who is most at risk for sleep apnea?
Risk rises with excess weight, age over 50, male sex, a thick neck, high blood pressure, a family history of OSA, smoking, regular alcohol use, chronic nasal congestion or allergic rhinitis, and testosterone therapy. These factors combine rather than simply add up — someone with three or four together carries meaningfully more risk than any one alone. See the full breakdown earlier on this page. Source: AASM ICSD-3; Benjafield et al. (2019).
What is the STOP-BANG questionnaire and how was it validated?
STOP-BANG is a validated 8-item OSA screening tool developed by Dr. Frances Chung at the University of Toronto and published in Anesthesiology in 2008. It stands for: Snoring, Tiredness, Observed apnea, blood Pressure, BMI >35, Age >50, Neck circumference, and Gender (male). The original validation demonstrated 93% sensitivity for moderate-severe OSA and 100% sensitivity for severe OSA. Source: Chung F et al., Anesthesiology (2008).
Can mouth taping increase sleep apnea risk?
Yes, for some people. A 2025 systematic review of 10 studies found mouth taping offered limited, inconsistent benefit and flagged a real risk of asphyxiation in people with nasal obstruction, since taping removes the backup airway the mouth provides. It should never be used by anyone with diagnosed or suspected sleep apnea without medical guidance. Source: Rhee et al. (2025) PLOS One.
What causes central sleep apnea, and is it different from OSA?
Yes — central sleep apnea happens when the brain briefly stops signaling the breathing muscles, while the airway itself stays open. It’s most often linked to heart failure, stroke, chronic opioid use, or sleeping at high altitude, and occasionally appears after starting CPAP for OSA. The STOP-BANG calculator on this page is built to screen for OSA, not CSA. Source: Mayo Clinic; StatPearls (2023).
Does testosterone therapy increase sleep apnea risk?
It can. A 2017 meta-analysis of 24 studies and over 18,500 participants found testosterone replacement therapy associated with increased sleep apnea risk, particularly at higher doses early in treatment, likely through reduced airway muscle tone and increased oxygen demand during sleep. Guidelines generally advise caution about starting TRT in men with untreated moderate-severe OSA. Source: Cai et al. (2017) JCSM; La Vignera et al. (2020).
Can I have sleep apnea without snoring?
Yes. An estimated 20–30% of confirmed OSA patients do not snore loudly or consistently, particularly women, thin adults, and those with upper airway resistance syndrome. In women, the primary symptoms are often fatigue, brain fog, morning headaches, and mood disturbance, which is part of why women tend to be diagnosed later than men. Source: AASM ICSD-3.
How accurate is the STOP-BANG calculator?
STOP-BANG has 93% sensitivity for moderate-severe OSA and 100% sensitivity for severe OSA. However, it has a 45–50% false positive rate — roughly half who score 3 or above will not have clinically significant OSA. It is a screening tool to identify who needs testing — not a diagnostic instrument, and it can miss anatomically-driven OSA in lean adults. Only polysomnography or a validated home sleep test can confirm diagnosis. Source: Chung et al. (2008).
Can sleep apnea become dangerous if left untreated?
Yes. Untreated moderate-to-severe OSA carries: roughly 3× increased heart attack risk; 4× increased stroke risk; 2–7× road traffic accident risk; elevated type 2 diabetes risk; and treatment-resistant hypertension. Many of these risks trend in the right direction with early diagnosis and consistent CPAP use. Source: AASM; Benjafield et al. (2019).
How can I reduce my sleep apnea risk?
Losing even 10% of body weight, sleeping on your side instead of your back, limiting alcohol within three hours of bedtime, treating nasal congestion or allergies, and quitting smoking each independently lower AHI. Reviewing any sedative, opioid, or testosterone therapy use with your doctor also matters. None of these replace a diagnosis if your STOP-BANG score is 3 or higher. Source: AASM Guidelines.
My STOP-BANG score is low but I still feel exhausted. What should I do?
A low score (0–2) does not rule out sleep-disordered breathing — particularly in women, lean adults with anatomical airway narrowing, and adults with upper airway resistance syndrome. Consider: (1) completing the Epworth Sleepiness Scale — a score above 10 supports further evaluation; (2) discussing symptoms explicitly with your GP, noting atypical female or lean-adult OSA presentation; (3) requesting a home sleep test even with a low score if symptoms are significant; (4) checking whether heart failure, opioid use, or a stroke history could point to central sleep apnea instead. Source: AASM ICSD-3.
Related Sleep Calculators
OSA is one piece of your total sleep health. These tools complete the clinical picture.
Sources & References
All claims are sourced from peer-reviewed research, AASM clinical guidelines, or government/institutional health data.
- Chung F, Yegneswaran B, Liao P, et al. STOP questionnaire: a tool to screen patients for obstructive sleep apnea. Anesthesiology. 2008;108(5):812–821.
- Benjafield AV, Ayas NT, Eastwood PR, et al. Estimation of the global prevalence and burden of obstructive sleep apnoea. The Lancet Respiratory Medicine. 2019;7(8):687–698.
- American Academy of Sleep Medicine. Clinical Practice Guideline for Diagnostic Testing for Adult Obstructive Sleep Apnea. JCSM. 2017;13(3):479–504.
- American Academy of Sleep Medicine. International Classification of Sleep Disorders, 3rd Edition (ICSD-3). 2014.
- Rhee J, Iansavitchene A, Mannala S, Graham ME, Rotenberg B. Breaking social media fads and uncovering the safety and efficacy of mouth taping in patients with mouth breathing, sleep disordered breathing, or obstructive sleep apnea: a systematic review. PLOS One. 2025;20(5):e0323643.
- Cai X, Tian Y, Wu T, et al. Testosterone replacement therapy and risk of obstructive sleep apnea in men: A systematic review and meta-analysis. Journal of Clinical Sleep Medicine. 2017;13(5):785–794.
- La Vignera S, Calogero AE, Cannarella R, et al. Obstructive Sleep Apnea and Testosterone Replacement Therapy. Andrology. 2020.
- StatPearls / NCBI Bookshelf. Central Sleep Apnea. Updated 2023.
- Mayo Clinic. Central Sleep Apnea — Symptoms and Causes.
- Gottlieb DJ, Punjabi NM. Diagnosis and Management of Obstructive Sleep Apnea. JAMA. 2020;323(14):1389–1400.
- American Heart Association. Sleep Apnea and Cardiovascular Disease — AHA Scientific Statement. Circulation.
About This Guide
Don’t Let Undiagnosed OSA Go Unaddressed
The STOP-BANG calculator above takes 3 minutes. If your score is 3 or above, many US insurers cover a home sleep test — check your specific plan. A diagnosis often takes just one night, and treatment can start working within weeks.
Free tool · No registration · Educational content based on current research — not a substitute for medical advice · Updated July 2026