What is alopecia? Alopecia is the medical term for hair loss. There are many types of alopecia and they can be broadly classified into ‘scarring’ (where scar tissue forms and there is permanent loss of hair) or ‘non-scarring’ (where there is no scar tissue and the hair loss may be reversed). Hair may be lost from the head and also other areas, including the eyebrows and eyelashes. The pattern and severity of hair loss depends on the type of alopecia. Androgenetic alopecia, more commonly known as ‘male pattern baldness,’ is the most common form of alopecia. Depending on the type…