Emile Hirsch, Justin Long and Kevin Connolly also star in film, about a parasitic invasion of lice that hits Long Island and ...

A new paper on sea lice from fish farms and wild salmon in B.C. shows a significant relationship between the two and critics ...

Tiny, newly formed tumors shed small fragments of DNA that are swept into the bloodstream. Future cancer screening tests could detect them early.

An itchy scalp may be related to your hair-washing schedule, but may stem from various other causes, including skin ...