sooo, what do stomach vacuums do?
and with that i mean what will change if i start doing them?
i dont see my abs getting bigger from them.
>>36539213
....
>>36539630
nobody here knows what stomach vacuums do ?
Fuck off
h8 ya b8 m8
Diaphragm gains
>>36539963
It's a bodybuilding pose. It won't do anything.