# Erectile Dysfunction: Causes, Lifestyle Treatments, and When to See a Doctor

**By VitalPath Editorial | June 27, 2026**

**Meta Description:** Erectile dysfunction affects millions of men but is highly treatable. Learn about the physical and psychological causes of ED, lifestyle-based treatments, and when medical intervention is necessary.

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Erectile dysfunction (ED) affects approximately 30 million American men. It’s a neurovascular condition—erections require healthy nerves, blood vessels, and hormones. Because penile arteries are smaller than coronary arteries but affected by the same atherosclerotic process, ED often precedes heart disease by 3-5 years, making it an important cardiovascular warning sign. Physical causes include cardiovascular disease, diabetes, neurological conditions, hormonal imbalances, and medications (especially SSRIs, beta-blockers). Psychological factors—performance anxiety, depression, relationship problems—contribute in up to 20% of cases. Lifestyle interventions are remarkably effective: regular aerobic exercise improves endothelial function, weight loss significantly improves erectile function, the Mediterranean diet supports vascular health, and smoking cessation can improve erections within months. Pelvic floor exercises strengthen the muscles that maintain erections. Medical treatments include PDE5 inhibitors (sildenafil, tadalafil) effective for ~70% of men, vacuum devices, injections, and implants for refractory cases. ED is a medical condition deserving of evaluation and treatment, not shame or silence.

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