Moles are colored spots or bumps of various shapes and sizes on your skin. They form when pigmented cells called melanocytes cluster together. Moles are very common. Most adults have between 10 and 40 ...

A hemoglobin test measures the amount of hemoglobin in red blood cells, which is essential for transporting oxygen throughout the body and carbon dioxide back to the lungs. Normal hemoglobin levels ...

Kristin Canning is a writer and editor. She has worked in health media for several years, holding positions at Women's Health, Health, SELF, and Men's Health. Steffini Stalos, DO, FCAP, is a pathology ...

J.B. Maverick is an active trader, commodity futures broker, and stock market analyst 17+ years of experience, in addition to 10+ years of experience as a finance writer and book editor. Andy Smith is ...