Andy Chien

Dermatologist and Associate Professor

Melanoma expert Andy Chien, MD, PhD, is a dermatologist at Kaiser Permanente and an associate professor at University of Washington’s School of Medicine.

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Buying Advice
How to Choose and Use Sunscreen
266 reviews with an average rating of 4.5 out of 5 stars
Learn how to use sunscreen to guard against UV radiation. Topics include ingredients, SPF, UVB, UVA, broad spectrum, and water resistance.