Im so body concious

Okay so Im 15 going on 16 and i have hip dips and armpit fat.

ive been trying to get fuller hips and get rid of my armpit fat but nothing works im extremely body concious when i wear angthing and im even more body concious with my boyfriend when we mess around. HOW DO I GET FULLER HIPS AND GET RID IF ARMPIT FAT HELPPPPPP!!!!