ABC News - Dr. Joshua Zeichner: "Movember: Science of the 'Stache"
It's "Movember," which means mustaches will be sprouting on faces everywhere to raise awareness for prostate and testicular cancer.
Whether you opt for the handlebar 'stache or the pencil 'stache, there are a few things to know about the 'mo. Like any other body hair, mustaches likely evolved to protect and keep the skin warm, said Joshua Zeichner, MD, a dermatologist at The Mount Sinai Hospital. "A lot of that has to do with genetics," Dr. Zeichner explained. "Some men just have very sparse beards." Learn more