Hello Sir / Mam I Am 25 I am so thin nowadays, I h always bn suffer from loss of appetite I do not know why I do not feel like to eat anything. I ha lost all my weight .before I Use to be in 40 kgs sometime but now Only 36-37 weight How to increase my weight. I want to stay healthy like other people. Plss help what I shud do ,I ha taken the medicine also consult the Doctor but what happen only for time being it helps, And when the courses of medicine is finish, again Im facing the same problems I'm fed up and worried because of not having food properly or what cud be reason for this .please Explain sir and help me.