condition Shedding 50 to 100 hairs a day is normal. When a hair is shed, it is replaced by a new hair from the same follicle and the growing cycle starts again. Scalp hair grows about one-half inch a month. As people age, the rate of hair growth slows. h

Shedding 50 to 100 hairs a day is normal. When a hair is shed, it is replaced by a new hair from the same follicle and the growing cycle starts again. Scalp hair grows about one-half inch a month. As people age, the rate of hair growth slows.

News & Publications

Mass General News

Read the latest news from Massachusetts General Hospital.

Advances in Motion

Our publication keeps health care professionals up to date on the latest research and clinical advances from Mass General.

Research Institute Blog

News and notes from the largest hospital-based research program in the United States

Charged

A podcast devoted to uncovering the stories of Mass General's relentless pursuit to break boundaries and provide exceptional care