Question by H3R0 o- B: hair loss at age of 22(man)??? How lengthy does it take hair to develop again? i was dropping my hair from last 2yr prior to yr issue wasnt poor as its now i even tested my hair dr told me that i m suffering from alopecia anxiety n he gave me some protein capsule and instructed me to take photobiotherapy in 12days i m undertaking this frm previous 10month but nevertheless i will not see a lot variation nicely i questioned him..my hair are stopped falling but my scalp are obvious underneath sunlight it seem bald owing to thinning Greatest answer: Response by Foreseeable future M.D.Question your doctor. Give your reply to this question below!