After nearly two decades of spinning on his head, a Danish breakdancer in his early 30s noticed something strange: a painful ...

Scalp folliculitis is a skin condition that affects the hair follicles on the scalp. It causes inflammation within the ...

About five years ago, the man noticed hair loss, tenderness and a small bump on his scalp, the study said. He found the mass unattractive, according to the report, but it didn’t prevent him from ...