Take it easy man, don't worry too much what will grow will grow what will not will be lost , take it as it is , life is going on with or without hair. No point to think to suicide. By the way , we all going to die one day anyway, all of us , with hair or without hair. So do everything to keep your hair but don't get depressed about it. Who is loving you is going to do it regardless how much hair you have left.