What type of sunglasses provide the best sun protection?

It's important to choose sunglasses that block all UV radiation, according to ophthalmologist and Sharecare Advisory Board member David Demartini, MD. Get his recommendations for sunglasses here.

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

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

See this rare and beautiful phenomenon without damaging your vision.

Even better than treating psoriasis is preventing a flare-up in the first place. Here’s how.

Here’s how to use everyday cleaners safely and correctly to ward off germs.