
How much curve is too much? A urologist’s guide to penis curvature and Peyronie’s disease

Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Jan 12, 2026 · 10 min read
For most men, a penis curve of about 5 to 30 degrees is normal, and concern starts when the curve is more than 30 degrees or causes pain or sex problems. This guide explains how to measure curvature, what Peyronie’s disease is, and which next steps and treatments a urologist may recommend. “A small bend ...