Alopecia areata (al-uh-PEE-shuh air-ee-AH-tuh) is a condition that causes hair loss on the scalp and sometimes elsewhere on the body, such as the eyebrows and eyelashes. The condition is not ...

Deer infested with lice oftentimes do not exhibit any visible signs, but some may have a coat that is patchy in appearance with thinning hair or complete hair loss in patches. Lice may cause intense ...

The condition more commonly affects the scalp causing hair loss in patches. Body-wide hair loss is also possible and usually referred to as alopecia universalis. Anterolateral leg alopecia refers ...