i m 21yrs old height 5 0 weight 40kilos, my body structure looks as a girl who is 14yrs old, i would lik to do something to look like a 20yr old, now i fit into small sized clothes, my aim is to fit into medium sized clothes with a good body structure. i also dont have a good appetite and good memory power, i often feel tired with little work i do. i live in bangalore, please help me.