hello take a healthy balanced nutritional diet plenty of fluids walk yoga exercise as health permits started gradually avoid stress strain exertion which is important cause for premature greying hair do you have similar family history avoid masturbation safe sexual methods to be used Any dandruff hair or itchy scalp is another cause take tablet multivitamin once daily rule out calcium or vitamin d 3 deficiency and if need be take their supplements for joint pains get investigated serum uric acid, ra factor consult doctor get physically examined biotin supplement is very good for hair growth Any bald or alopecia patches