The first night after the transplant there may be some discomfort that is usually controlled by a pain medication like Tylenol or a mild narcotic. By the next day, most patients feel fine.
Infection and bleeding is rare, but post-op swelling in the forehead may occur in 2 to 3 days and is gone within another 2 to 3 days.
The transplanted hairs fall out over the first few weeks (“transplant shock” like the leaves falling off a transplanted tree). They start to regrow after several months and usually by the eighth or tenth month most of the hairs have come back.