Sheldon Marks, MD

Sheldon Marks, MD, urologist and microsurgical specialist and clinical assistant professor of urology at the University of Arizona College of Medicine, Tucson, Arizona.

Men's Sexual Wellness

Condom Mistakes You Don’t Want to Make

All men know how to use a condom, right? Not necessarily. Here are some key pointers and surprisingly common mistakes to avoid…

Men's Sexual Wellness

How to Prevent Erectile Dysfunction

Erectile dysfunction (ED) drugs have become so popular in the US—about 20% of American men over age 45 have used…


Should You Get a Prostate Cancer Screening?

A government panel says most men don’t need it. Many doctors disagree… An influential government panel recently advised healthy men…