Hai Doctor, plz kindly help me. Im 23 yr old girl. My prblm is im not gaining weight n becoming thin. Im bit thin because of my heridity bt still i was bit more fair n fit before. N my body was strong. Bt nw i feelz so tired n feelz i lost my power n nw i feelz im not strong. N bit headache is there. I cant strain now. As a medical students i searchd lot of things asked my professors consulted clinical practitioner n i dnt hav any idea wat my problm is. All i can knw that not strong enough and not looking fair n head ach n cnt strain lik as i used to. I feelz so embaressed bcz i became thin again.... please i beg u please sombody help me. Im jus going to meet my fiance wen i go bak home. I dnt want to fail his expectations please.... sombody help me