hello sir, I am 27 years old mail married, when i married that time my age is 18 years old, now i am 27, i do sex everyday, now my mustache & chin hairs are growing totally red & grey.I have done daily sex thats why this is the reason to growing red & grey hair? and having left knee pain and some sound is coming from left knee & elbow. please advise me how to black my chin & mustache hair...