Sleep affects every aspect of life, including sexual health. The Insomnia and Sleep Institute of Arizona is staffed by sleep specialists who specialize in sleep medicine. Our team of sleep specialists focuses exclusively on sleep medicine and provides outcome-driven care designed to help patients sleep better and improve overall quality of life.

Serving the Phoenix region, we are committed to helping patients identify sleep disorders and find effective treatment so they can feel rested, healthy, and fully engaged in daily life.

Research Connecting Sleep Apnea and Erectile Dysfunction

Research increasingly shows a meaningful connection between sleep apnea and erectile dysfunction (ED). Verywell Health notes that sleep apnea “may be related to higher rates of erectile dysfunction.” (1)

Clinical research also supports this association. One study concluded: “This study confirmed the relationship between OSA and ED,” meaning erectile dysfunction was common among men newly diagnosed with obstructive sleep apnea. (2)

The Sleep Apnea Connection

The National Heart, Lung, and Blood Institute explains that “sleep apnea is a common condition that occurs when your breathing stops and restarts many times while you sleep.” (3)

Sleep quality plays an important role in hormonal regulation. Testosterone production follows a sleep-dependent rhythm, rising after sleep onset and typically reaching its highest levels during REM sleep (4). When sleep becomes fragmented, this normal nighttime increase can be disrupted, which helps explain why chronic sleep disruption is linked to hormonal changes.

Experimental research supports this mechanism. In one controlled study, restricting sleep to five hours per night for one week resulted in a measurable decline in daytime testosterone levels of about 10 to 15 percent (5). This finding demonstrates how quickly insufficient sleep can influence endocrine function.

Erectile dysfunction itself is also common among adult men. A landmark epidemiologic study reported that the combined prevalence of minimal, moderate, and complete erectile dysfunction reached 52 percent.(6).

Signs and Symptoms of Sleep Apnea

Sleep apnea can be difficult to recognize because breathing interruptions often occur without fully waking the person. Many people first become aware of the condition when a partner notices loud snoring or pauses in breathing during sleep. (7).

Common symptoms include: 

  • Loud snoring
  • Excessive daytime sleepiness
  • Feeling unrefreshed after sleep
  • Dry mouth upon waking
  • Fatigue or insomnia
  • Difficulty concentrating during the day

(8,9).

Sleep fragmentation can also lead to restlessness, memory or concentration problems, and mood changes. Research shows that people with obstructive sleep apnea frequently report poor concentration, fatigue, and emotional symptoms related to disrupted sleep. (9,10).

Additional signs may include night sweats and persistent daytime exhaustion, which are recognized clinical indicators of sleep apnea in patient information and research literature. (11).

Is Your Sleep Apnea Getting in the Way of Your Love Life?

Obstructive sleep apnea develops for several reasons, but excess body weight is one of the strongest risk factors. Overweight and obesity significantly increase the likelihood of developing sleep apnea (12). While lifestyle changes such as weight loss can help reduce risk over time, treatment should not be delayed while those changes are underway.

Continuous positive airway pressure (CPAP) therapy remains the primary treatment approach. Clinical guidelines describe positive airway pressure therapy as the treatment of choice for obstructive sleep apnea, and research consistently identifies CPAP as first-line therapy for moderate to severe disease (13, 14). Modern CPAP devices are quieter, smaller, and easier to integrate into nightly routines, which can improve long-term adherence.

Other Causes of Erectile Dysfunction

Erectile dysfunction is a multifactorial condition, meaning several factors may contribute at the same time. Medical guidance notes that ED may result from:

  • Cardiovascular disease
  • Obesity
  • Diabetes
  • Neurological disorders
  • Certain medications
  • Psychological stress
  • Smoking
  • Alcohol use 

(15). Because many of these factors overlap with sleep apnea risk, the two conditions often appear together.

Can Treating Sleep Apnea Improve Erectile Dysfunction?

Treating sleep apnea may improve erectile dysfunction in some men, particularly when breathing interruptions and low oxygen levels contribute to symptoms. Clinical studies show that CPAP therapy can improve sexual function in patients with obstructive sleep apnea, with some research reporting significant improvements in erectile function after treatment (16,17).

One explanation involves improved sleep quality. CPAP therapy stabilizes breathing during sleep, reducing nightime awakenings and daytime fatigue. These improvements support physiologic processes related to hormonal balance, vascular function, and sexual health (18).

Research also suggests that many men experience improvements in sexual satisfaction after starting CPAP therapy, even when erectile dysfunction is present at baseline (19). However, results vary. Some studies report only modest changes or borderline statistical significance, indicating that improvements are not universal (20).

Erectile dysfunction is frequently influenced by cardiovascular disease, metabolic conditions, medication effects, or psychological factors. For this reason, treating sleep apnea is not a guaranteed cure for ED, but it can remove an important contributing factor and support overall men’s health when combined with comprehensive evaluation and treatment.

Who Is Most at Risk for Sleep Apnea–Related ED?

Sleep apnea–related erectile dysfunction becomes more likely when risk factors affecting airway stability, hormones, and vascular health overlap.

Higher-risk groups include:

  •  People that is overweight or central obesity, which can narrow the upper airway (21)
  • Individuals with hypertension, diabetes, or cardiovascular disease (22,23)
  • People with metabolic syndrome, which frequently coexists with sleep apnea (24)
  • Adults experiencing chronic sleep restriction that may affect testosterone regulation (25)
  • People  with persistent snoring, fragmented sleep, or nonrestorative sleep (21)

Age also plays a role. The risk for both sleep apnea and erectile dysfunction increases with age (21,23).

Lifestyle factors that may further increase risk include (23):

  • Smoking
  • Alcohol use
  • Chronic stress
  • Irregular sleep patterns

Anatomical factors can also influence severity. Nasal obstruction, upper airway crowding, or craniofacial structure may worsen sleep apnea and indirectly contribute to symptoms that affect sexual health (26).

When erectile symptoms occur alongside fatigue, loud snoring, or poor sleep quality, earlier screening for sleep apnea may help identify contributing factors and guide appropriate evaluation.

Treatment for Sleep Apnea

Sleep apnea and ED require different treatments, starting with a proper diagnosis. At The Insomnia and Sleep Institute of Arizona, every consultation is conducted with a sleep specialist who can diagnose sleep disorders and guide appropriate testing and treatment.

Sleep plays a critical role in maintaining hormonal balance for both men and women. When sleep is disrupted, hormone regulation—including testosterone production—can be affected. Poor sleep can also contribute to fatigue, irritability, and reduced overall well-being.

CPAP Therapy and Alternative Treatment Options

CPAP machines have not consistently been shown to directly increase hormone levels, but they help restore normal breathing and improve sleep quality.

These devices work by keeping the airway open during sleep, allowing patients to maintain stable breathing throughout the night.

For the smaller percentage of patients who cannot tolerate CPAP therapy, other treatments may be considered. In some cases, implantable devices for sleep apnea may be an option, though these are typically considered only after CPAP therapy has been tried first.

When to Seek Help for Sleep Apnea

If you are ready to learn more about sleep apnea and treatment options, connect with The Insomnia and Sleep Institute today. Our team provides expert sleep care across Phoenix, Scottsdale, and Gilbert, making it easier to access evaluation, testing, and personalized treatment close to where you live or work. Call the office or, for the quickest response, complete the online form today.

References

  1. Sillah, A., Watson, N. F., Schwartz, S. M., Gozal, D., & Phipps, A. I. (2018). Sleep apnea and subsequent cancer incidence. Cancer Causes & Control, 29(10), 987–994. https://doi.org/10.1007/s10552-018-1073-5
  2. Pascual, M., Batlle, J. de, Ferran Barbé, Castro-Grattoni, A. L., Auguet, J. M., Pascual, L., Manel Vilà, Cortijo, A., & Sánchez-de-la-Torre, M. (2018). Erectile dysfunction in obstructive sleep apnea patients: A randomized trial on the effects of Continuous Positive Airway Pressure (CPAP). PLoS ONE, 13(8), e0201930. https://doi.org/10.1371/journal.pone.0201930
  3. What Is Sleep Apnea? (2025, January 9). NHLBI, NIH. https://www.nhlbi.nih.gov/health/sleep-apnea
  4. Wittert, G. (2014). The relationship between sleep disorders and testosterone in men. Asian Journal of Andrology, 16(2), 262. https://doi.org/10.4103/1008-682x.122586
  5. Leproult, R. (2011). Effect of 1 Week of Sleep Restriction on Testosterone Levels in Young Healthy Men. JAMA, 305(21), 2173. https://doi.org/10.1001/jama.2011.710
  6. Feldman. (2026). Impotence and its medical and psychosocial correlates: results of the Massachusetts Male Aging Study. The Journal of Urology, 151(1). https://doi.org/10.1016/s0022-5347(17)34871-1
  7. Punjabi, N. M. (2008). The Epidemiology of Adult Obstructive Sleep Apnea. Proceedings of the American Thoracic Society, 5(2), 136–143. https://doi.org/10.1513/pats.200709-155mg
  8. Symptoms. (2025, January 9). NHLBI, NIH. https://www.nhlbi.nih.gov/health/sleep-apnea/symptoms
  9. Goyal, M., & Johnson, J. (2017). Obstructive Sleep Apnea Diagnosis and Management. Missouri Medicine, 114(2), 120. https://pmc.ncbi.nlm.nih.gov/articles/PMC6140019/
  10. Lal, C., Weaver, T. E., Bae, C. J., & Strohl, K. P. (2021). Excessive Daytime Sleepiness in Obstructive Sleep Apnea. Mechanisms and Clinical Management. Annals of the American Thoracic Society, 18(5), 757–768. https://doi.org/10.1513/annalsats.202006-696fr
  11. Overview: Obstructive sleep apnea. (2022, December 19). Nih.gov; Institute for Quality and Efficiency in Health Care (IQWiG). https://www.ncbi.nlm.nih.gov/books/NBK279274/
  12. Causes and Risk Factors. (2025, January 9). NHLBI, NIH. https://www.nhlbi.nih.gov/health/sleep-apnea/causes
  13. Kakkar, R. K., & Berry, R. B. (2007). Positive Airway Pressure Treatment for Obstructive Sleep Apnea. Chest, 132(3), 1057–1072. https://doi.org/10.1378/chest.06-2432
  14. Williams, N. J., Grant, A. B., Butler, M., Ebben, M., Belisova-Gyure, Z., Bubu, O. M., Jean-Louis, G., & Wallace, D. M. (2024). The effects of social support and support types on continuous positive airway pressure use after 1 month of therapy among adults with obstructive sleep apnea. Sleep Health, 10(1), 69–74. https://doi.org/10.1016/j.sleh.2023.10.013
  15. Symptoms & Causes of Erectile Dysfunction. (2024). National Institute of Diabetes and Digestive and Kidney Diseases; NIDDK – National Institute of Diabetes and Digestive and Kidney Diseases. https://www.niddk.nih.gov/health-information/urologic-diseases/erectile-dysfunction/symptoms-causes
  16. Karkoulias K;Perimenis P;Charokopos N;Efremidis G;Sampsonas F;Kaparianos A;Patouchas D;Tsiamita M;Spiropoulos K. (2026). Does CPAP therapy improve erectile dysfunction in patients with obstructive sleep apnea syndrome? La Clinica Terapeutica, 158(6). https://pubmed.ncbi.nlm.nih.gov/18265717/
  17. Schulz. (2019). CPAP therapy improves erectile function in patients with severe obstructive sleep apnea. Sleep Medicine, 53. https://doi.org/10.1016/j.sleep.2018.03.018
  18. Stilo, G., Vicini, C., Pollicina, I., Maniaci, A., Lechien, J. R., Calvo-Henríquez, C., Yáñez, M. M., Iannella, G., Pace, A., Cammaroto, G., Meccariello, G., Cannavicci, A., Moffa, A., Casale, M., & La Mantia, I. (2023). Is Continuous Positive Airway Pressure a Valid Alternative to Sildenafil in Treating Sexual Dysfunction among OSA Patients? A Systematic Review and Meta-Analysis. Medicina, 59(7), 1318. https://doi.org/10.3390/medicina59071318
  19. Kingshott, R. (2012, June 13). Men using CPAP see improvement in sexual function, satisfaction – American Academy of Sleep Medicine – Association for Sleep Clinicians and Researchers. American Academy of Sleep Medicine – Association for Sleep Clinicians and Researchers. https://aasm.org/men-using-cpap-see-improvement-in-sexual-function-satisfaction
  20. Pascual, M., de Batlle, J., Barbé, F., Castro-Grattoni, A. L., Auguet, J. M., Pascual, L., Vilà, M., Cortijo, A., & Sánchez-de-la-Torre, M. (2018). Erectile dysfunction in obstructive sleep apnea patients: A randomized trial on the effects of Continuous Positive Airway Pressure (CPAP). PLOS ONE, 13(8), e0201930. https://doi.org/10.1371/journal.pone.0201930
  21. Causes and Risk Factors. (2025, January 9). NHLBI, NIH. https://www.nhlbi.nih.gov/health/sleep-apnea/causes
  22. Sleep Apnea and Heart Health. (2023). Www.heart.org. https://www.heart.org/en/health-topics/sleep-disorders/sleep-apnea-and-heart-disease-stroke
  23. Symptoms & Causes of Erectile Dysfunction. (2024). National Institute of Diabetes and Digestive and Kidney Diseases; NIDDK – National Institute of Diabetes and Digestive and Kidney Diseases. https://www.niddk.nih.gov/health-information/urologic-diseases/erectile-dysfunction/symptoms-causes
  24. Girardin Jean-Louis, Zizi, F., Clark, L. T., Brown, C. D., & McFarlane, S. I. (2008). Obstructive Sleep Apnea and Cardiovascular Disease: Role of the Metabolic Syndrome and Its Components. Journal of Clinical Sleep Medicine : JCSM : Official Publication of the American Academy of Sleep Medicine, 4(3), 261. https://pmc.ncbi.nlm.nih.gov/articles/PMC2546461/
  25. Leproult, R. (2011). Effect of 1 Week of Sleep Restriction on Testosterone Levels in Young Healthy Men. JAMA, 305(21), 2173. https://doi.org/10.1001/jama.2011.710
  26. Obstructive sleep apnea – Symptoms and causes. (2025). Mayo Clinic; https://www.mayoclinic.org/diseases-conditions/obstructive-sleep-apnea/symptoms-causes/syc-20352090

 

Disclaimer: The information provided in this blog post is for educational and informational purposes only and is not intended as a substitute for professional medical advice, diagnosis, or treatment. Always consult with a licensed healthcare provider for recommendations specific to your individual health needs.