Exercise Nearly As Good As Viagra In Treating Erectile Dysfunction_ Study Finds

Regular aerobic exercise may improve erectile dysfunction, but the evidence does not show it works as well as Viagra for every man. A meta-analysis of 11 randomised trials involving 1,147 participants found a modest improvement in erectile function, with larger gains among men with more severe symptoms. Exercise can complement treatment while also supporting cardiovascular health.  

Exercise Nearly As Good As Viagra In Treating Erectile Dysfunction_ Study Finds
Medically reviewed

Dr. Chrysoula I. Liakou MD, PhD Google Scholar LinkedIn

Internal Medicine Specialist
Cancer Immunology Researcher

Aerobic Exercise for Erectile Dysfunction: Study Findings, Benefits and Comparison With Viagra

  • According to a new meta-study, aerobic exercise is nearly as effective as medications in treating erectile dysfunction (ED). It is also considered to be a safer and more cost-effective treatment option.

  • Men with the most severe erectile dysfunction showed the most improvement in their sexual performance following the study.

  • Exercise that supports cardiovascular health can be beneficial in treating erectile dysfunction. This includes walking, jogging, cycling, swimming, and other forms of aerobic exercise.

  • Combining the results of multiple previous studies and examining them makes this analysis reliable.

A recent study revealed that physical activity can be just as effective as certain medications for men who have erectile dysfunction. The researchers noted that exercise had other positive effects on sexual performance in addition to aiding in ED.


The research concluded that men with the worst cases of erectile dysfunction experienced the most significant improvement when they exercised. This study used the International Index of Erectile Function-EF to measure the severity of ED, which ranged from no ED (26-30) to mild ED (22-25), mild-to-moderate ED (17-21), moderate ED (11-16), and severe ED (6-10).


This meta-study is unique because its results are based on eleven randomised, controlled trials, considered the most reliable type of research. On average, participants saw an improvement of 2.8 points on the IIIEF-EF scale. Individuals with mild, moderate, and severe erectile dysfunction experienced an average gain of 2.3, 3.3, and 4.9 points, respectively.



Most Common Cause Of Erectile Dysfunction


A researcher who was not a part of this study pointed out that erectile dysfunction (ED) in one's 30s or 40s could indicate a potential risk of cardiovascular decline in the future. Therefore, instead of taking medications such as Viagra or Cialis, it is more important to get one's lipid panel checked.


He said that atherosclerosis, the same disease that results in strokes and heart attacks, can also affect the vasculature of the penis. This is because the vessels in the penis are much smaller, so the effects are more apparent and begin to manifest sooner.


It's often said that one can gauge a person's heart health through the condition of their sexual function. A healthy erection can be an indicator of good cardiovascular health, as issues like high blood pressure, metabolic syndrome, dyslipidemia, and diabetes are shared risk factors for both erectile dysfunction (ED) and heart disease.


Furthermore, some men may develop ED following radical prostatectomies due to potential muscle damage. However, a single study on radical prostatectomies included in the meta-analysis of this research did not provide sufficient data to explore the impact of aerobic exercise on this specific subgroup of patients.



ED Treatment And Medications


The majority of medications for erectile dysfunction, like Viagra and Cialis, work by inhibiting phosphodiesterase 5 (PDE5). This enzyme restricts the activity of nitric oxide and the relaxation of the smooth muscles in the penis. When the muscles are relaxed for a more extended period, the penis becomes engorged with blood.


In some cases, specific individuals cannot use PDE5 inhibitors due to medical contraindications or an intolerance to their side effects. These medications don't solely target the smooth muscles in the penile area but also affect smooth muscles in various body parts.


This can lead to significant drops in blood pressure, potential issues like GERD (gastric reflux disease) due to the involvement of smooth muscles in the oesophagus, as well as sinusitis and headaches.


It's worth noting that PDE5 inhibitors are also prescribed to manage pulmonary hypertension, a condition related to blood pressure in the lung vasculature.



More Evidence Of Aerobic Exercise’s Sexual Benefits


For a long time, the potential of exercise in treating erectile dysfunction (ED) has been overlooked due to limited research on its effectiveness. However, recent findings confidently assert that aerobic exercise can lead to clinically significant improvements in erectile function.


In the trials examined within the meta-study, various exercise durations were studied, but most involved engaging in aerobic activities for 30 to 60 minutes three to five times per week. These exercise levels align with recommendations from the American College of Sports Medicine (ACSM) and the Centers for Disease Control and Prevention.


Individuals who may not meet these specific exercise goals should still aim to be as physically active as their abilities and health conditions allow. Given the strong connection between ED and cardiovascular health, the same types of physical activities that promote heart health can also contribute to a reduction in ED.


It's worth noting that exercise can have broader benefits beyond ED, including improved libido, enhanced stamina, and increased self-confidence in terms of sexual performance. Additionally, exercises targeting the pelvic floor, such as Kegels, may improve sexual stamina by enhancing muscle control, potentially leading to longer-lasting sexual activity and heightened orgasmic responses.



The Study’s Clinical Implications


The meta-analysis of randomised trials has presented the first Level I evidence supporting the effectiveness of aerobic exercise in improving erectile function.


This significant finding allows healthcare professionals to confidently advise patients that regular aerobic activity is a proven and well-supported approach.


Exercise should be considered a primary intervention for erectile dysfunction (ED), as it is a low-risk, cost-effective option accessible to individuals who may not be suitable candidates for PED5 medications.


This study shows that physical activity can be a powerful tool in treating erectile dysfunction, and doctors should recommend it to their patients.


Mobi Doctor offers convenient access to healthcare professionals who can provide expert advice and consultations. Whether you have health concerns or need medical guidance, Mobi Doctor is here to assist you with experienced healthcare professionals ready to help.



Aerobic Exercise for Erectile Dysfunction: Evidence and Results FAQs

The meta-analysis found that regular aerobic exercise significantly improved erectile function compared with no exercise. Across 11 randomised trials involving 1,147 men, exercise increased International Index of Erectile Function scores by an average of 2.8 points. Benefits occurred across different levels of erectile dysfunction, although the size and clinical importance of improvement varied between participants.

Not conclusively. The review did not directly compare aerobic exercise with sildenafil in a head-to-head trial. Exercise improved erectile-function scores by 2.8 points on average, while the researchers cited improvements of approximately 4–8 points for PDE5 inhibitors from separate evidence. The comparison is therefore indirect and does not prove that exercise and Viagra are equally effective.

Aerobic exercise supports the blood-vessel processes needed to achieve and maintain an erection. It can improve endothelial function and nitric oxide signalling while helping lower blood pressure, control blood glucose, reduce excess weight and improve cardiovascular fitness. These changes may support penile blood flow, particularly when erectile dysfunction is associated with vascular or metabolic risk factors.

No single type of exercise has been proven best for erectile dysfunction. The included trials used brisk walking, cycling, treadmill training and broader aerobic programmes, commonly for 20–60 minutes around three to five times per week. Because intensity, supervision and duration differed considerably, the review could not identify an optimal programme for improving erections.

Improvement is unlikely after a single workout. The exercise interventions included in the review lasted from two months to two years, with many structured programmes running for approximately two to six months. Unlike sildenafil, exercise aims to improve vascular and metabolic health over time rather than producing a rapid effect around a single dose.

Men with more severe erectile dysfunction showed larger numerical improvements in the analysis. Average score increases were 2.3 points for mild ED, 3.3 points for moderate ED and 4.9 points for severe ED. However, larger gains do not guarantee restored erectile function, and individual results depend on the cause of ED, general health and other treatments.

Aerobic exercise can complement prescribed erectile dysfunction medication. Across the included trials, the proportion of participants using PDE5 inhibitors did not significantly alter the exercise benefit, although the analysis did not establish the best combination regimen. Do not change medication without clinical guidance, and never combine sildenafil or another PDE5 inhibitor with nitrate medicines because this can cause a dangerous fall in blood pressure.

The evidence is promising but does not establish exercise as a universal replacement for medication. The trials included varied populations, exercise plans, treatment durations and levels of ED-medicine use. Some programmes also involved weight loss, dietary changes, resistance training or pelvic-floor exercises, making it difficult to isolate the precise effect or determine which causes of ED respond best.

Persistent or recurring erectile dysfunction should be medically assessed even when exercise appears to help. ED can be associated with cardiovascular disease, diabetes, high blood pressure, medication effects, hormonal conditions or psychological factors and may precede other cardiovascular symptoms. New ED accompanied by chest pain, breathlessness or reduced exercise tolerance requires prompt evaluation before vigorous exercise or sexual activity.


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