Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics.View full profile Holly has a degree in ...

If you've experienced acne, actinic keratoses, rosacea, or another kind of skin condition, you know that you'd do anything to prevent them. We all want our skin to look its best, but sometimes it's ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? At the simplest level, different colors of light have different wavelengths.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you struggle with acne, you know how hard it can be to find a topical treatment that works to clear ...

Blue Light Therapy & Green Light Therapy for the Skin: How Does It Work? According to Dr. Hartman light therapy, "works by delivering wavelengths of light to the skin, either from an at-home device or ...