I eat lot.. bt oly my lower part of t body s getting increased.. nt my upper one..?

my tummi.. thighs.. r oly getting increased.. my ribs.. bosom.. r all bony... y s it lyk this?? wat shud i du tu grow up my bosom. i feel rely bad tu go out wit an ungrown bosom.. im 20 nw!! wil it grow or stop lke tis itself..???