What Causes Erectile Dysfunction?
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ED is often multifactorial — with vascular, hormonal, neurological, and psychological contributors. Understanding the cause helps guide the right treatment approach.
Overview
Erectile dysfunction is the inability to achieve or maintain an erection sufficient for satisfying sexual activity. It is extremely common — affecting roughly 30 million men in the US.
Common Causes
The most common contributing causes of ED:
- Cardiovascular disease and reduced blood flow
- Diabetes and metabolic syndrome
- Low testosterone (hypogonadism)
- Obesity
- Neurological conditions (multiple sclerosis, Parkinson's)
- Psychological factors (performance anxiety, depression, stress)
- Certain medications (antidepressants, antihypertensives)
- Alcohol, tobacco, and substance use
Treatment Options at OakMD
Common Questions
Is ED always a sign of heart disease?
Not always, but ED and cardiovascular disease share risk factors and ED can be an early indicator. Your OakMD provider will ask about cardiovascular risk factors as part of the evaluation.
Ready to Get Started?
Complete a brief online intake. A licensed provider will review your information and determine if treatment is appropriate for you.
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Medical Disclaimer: The information provided through the OakMD® website, assessments, product pages, checkout flows, communications, and related services is for general informational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
Prescription treatment, if any, is provided only after review by a US-licensed provider and only if clinically appropriate. Read the full Medical Disclaimer.