What Causes Hair Loss? 9 Myths About Baldness

The bald truth about hair loss may surprise you.


Myth: Exposure to the sun encourages balding.

Not true. Tanning beds also don't have an effect.

[See: Cheers for Beer ... Shampoo, That Is.]

Myth: Loading up on carbohydrates can lead to hair loss.

Carbohydrates and red meat provide nutrients that are helpful for maintaining a full head of hair, says Wilma Bergfeld, a dermatologist at the Cleveland Clinic. Bergfeld's past research suggests that iron deficiency may be closely linked to hair loss. Treatment—like taking iron supplements—could restore growth.

Myth: The most sexually active men are the first to go bald.

This is one of the most popular myths Sadick hears from patients. Relax, he says—there's no truth to it. Research has also found that men who bald do not have more testosterone than their hairier friends.

[See: How to Protect Your Hair During the Summer.]