birthday, the odds of men losing their hair increases. while hair loss prevention is a billion-dollar business, do any of those treatments work? let s ask dr. simon colby. thank you, my first time in new york. welcome. thank you. you bring with you great information about male pattern baldness. yes, we re trying to find natural solutions rather than drugs for these problems. let s go back to the beginning. a guy starts losing his hair. what is happening? you know, carol, this is a big question. all too often a patient will go to or will go to the doctors and they ll hand them a prescription. i think you have to look at the overall picture. there s different causes of hair loss. not just male pattern baldness, but nutrition deficiencies, hypothyroidism, and that has to be investigated prior to just given a prescription for it. there are many reasons men lose their hair. absolutely. her moan, lak of zinc.