Susan Bard, MD, is a board-certified general and procedural dermatologist with the American Board of Dermatology and a Fellow of the American College of Mohs Surgery. Cleansing, moisturizing, and ...

We independently review everything we recommend. We may make money from the links on our site. Learn more› By Rory Evans Rory Evans is a writer focused on skin-care and beauty products. She's tried ...

The human body operates on a roughly 24-hour cycle known as the circadian rhythm. The cycle is primarily controlled by the suprachiasmatic nucleus — two clusters of neurons in the hypothalamus. This ...

Kaitlin Vogel is a health journalist based in New York. Her work has appeared in a variety of publications, including Healthline, Eating Well, Parade, and more. Sarah is a writer, researcher and avid ...