Does a higher SPF provide more sun protection?

When it comes to the SPF level in sunscreen, a higher number doesn't always mean better protection. In this video dermatologist Dr. Ellen Marmur explains why.

How does sunscreen protect your skin? Learn the facts about SPF, UVA, and UVB rays, broad-spectrum sunscreens, and more.

Top dermatologists share their wisdom on ingredients and SPF levels—plus how much to use, how often to reapply, and more.

Get the facts and learn ways to cope with this life-changing disease.

Reducing the risk of falls is critical if you have osteoporosis. Start protecting your bones today.

A look at what information to record and some of the key benefits.