You might be surprised how much your nails can tell you about your overall health. A dermatologist explains.
Find the truth about questions that pique your curiosity in our series, “The Short Answer.” Dermatologist Thomas Knackstedt,, MD, answers this one.
You see this B vitamin touted as a remedy for skin, hair and nail problems. But how well does biotin really work? We asked a dermatologist to weigh in.