Medically reviewed by William Truswell, MD Dandruff is a common skin condition that causes the skin on the scalp to flake off ...

skin infections, or circulation problems. When you think of hair loss, also known as alopecia, you’re likely thinking of losing strands of hair from your head and face. While this type of hair ...

This article covers the different types of blood tests used to ... Syphilis, a sexually transmitted infection (STIs), can cause hair loss. This often appears as patchy bald spots known as ...