hi i am a 27yr old male and weigh about 9 stone .i have not gained or lost any weight in 10yrs .i have tried weight gain suppliment but it didnt work .i saw my gp twice first time he gave me steroids which started to work but then became illegal .then the second time he told me it was hireditory and my father is also of slim build . i had given up but wish to give it one more go.i have been told that my body temp raises when i sleep this is also commen with my father and my son .please help me thanks john