Hair transplantation is a surgical procedure used to treat baldness or hair loss. Typically, tiny patches of scalp are removed from the back and sides of the head and implanted in the bald spots in the front and top of the head. Hair transplantation is...

More than half of men are affected by male pattern baldness by age 50, and baldness treatments are estimated to be a US $1 billion per year industry.[1] Since the 1980s, drug therapy has increasingly become a realistic management option for baldness for...