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Medical Research

White Papers:

Decreased Genital Sensation in Competitive Women Cyclists (Yale Study)

New Haven, Conn. - Women who participated in prolonged, frequent bicycling had decreased genital sensation and were more likely to have a history of genital pain than women runners, researchers in the Department of Obstetrics, Gynecology & Reproductive Sciences at Yale School of Medicine and The Albert Einstein College of Medicine report in the current issue of the Journal of Sexual Medicine....read more

Risk Factors associated with Bicycle Riding

from Irwin Goldstein, MD read here

WebMD:

Biking and Erectile Dysfunction: A Real Risk?

by Tom Valeo

Some experts say ED may be an unwelcome side effect of bicycle riding.

For men, the health benefits of bicycling may involve a troublesome trade-off. While riding a bicycle burns calories and improves cardiovascular fitness, too many hours on a bicycle saddle can compress the artery and vital nerves leading to the penis. The result? A risk of numbness, pain, and erectile dysfunction....read more

Journal of Sexual Medicine:

The A, B, C’s of The Journal of Sexual Medicine: Awareness, Bicycle Seats, and Choices

by Dr. Irwin Goldstein, MD
Editorial

Most of us have choices in life. Some choices are easier to make than others—where we live, what we do for a profession, who we see as friends, what we do for recreation—but are our choices always the best for us? And can we tell before we make that choice what the outcome will be?

A decade ago an editor of a biking magazine came to me seeking treatment for erectile dysfunction. We wrote about the permanent effect on his penile arteries of chronic long distance bicycling on narrow bicycle saddles....read more

Cutting Off the Nose to Save the Penis

by Dr. Steven Schrader, PhD, Michael J. Breitenstein, BS, and Brian D. Lowe, PhD

Much of the biomedical community has reached a consensus about the association between erectile dysfunction and bicycle saddles [1,2] and yet this association is often rejected in popular press bicycling magazines and Internet blogs. The etiology of this condition has been linked to both nerve entrapment [3–6] and vascular occlusion [7–10] In 2002, we reported the effects of bicycling on nocturnal erections in bicycle police officers [11]....read more