Though most people think of balding as something that strikes in middle age ... Receding hairline: Hair on the sides and front of the head may start to thin and move away from the face.

Your genes, certain medical conditions, treatments for disease, and other factors can contribute to partial or, sometimes, total hair loss — not just on your head but on other parts of your body ...

They cause pounding, pulsating, and throbbing pain that usually starts on one side ... the head may cause exertion headaches. Exertion headaches cause pulsing and throbbing pain in the front ...

This story is part of a series on The Brave New World of Middle-Age Medical Tourism ... A very big one. And then hit the top and side of my head with a normal syringe full of some sort of local ...