The endocrine system is a control system of ductless glands that secrete hormones within specific organs. Hormones act as messengers, and are carried by the bloodstream to different cells in the body, which interpret these messages and act on them.
The surgery for a beard transplant takes a full day to complete and can cost up to several thousand dollars. This medical procedure is consistently growing in popularity, because of beards and facial hair becoming a popular trend in American culture.ith this new option now available for men who are envious of the ability to fully grow a beard, facial hair transplants are quickly becoming a popular medical enhancement. Currently, only a limited number of medical offices offer this procedure for men, but the growing demand may sprout some more up soon.
Story highlights. 1  Dr. Sergio Canavero says he is two years away from performing the first total human head transplant. 2  The first patient will be a 30-year-old Russian man with a rare, genetic muscle wasting disease. 3  One ethicist says Canavero should be helping paralyzed patients walk before performing body transplants.