helloo doctor.... I m 17 yrs old male my questions are as follow:-1. I daily have a handjob, does it effect on my body?2. one year earlier, my weight is 56 kg but my current weight is 49 kg........as my age grows my weight losses why?......is it due to regular handjob........3. I feel depressed, have a spoilt mood, face is not looking very fresh, my bones are going down and weak.......yyy?4. I eat a lots of healthy food items like pulses, rice, milk etc . i m not eating junk food. after that my body and health not grows well....?