if your shoulders are getting sore then you're benching at too high an angle. fwiw i believe the consensus is that DECLINE is the least useful of the three.
vid quality sucked but from what i can tell it looks fine. do your knees buckle occasionally with higher weight? that could lead to the problems you're talking about.
what's supposed to be the proper breathing technique when doing pullups? breathe in on the descent and breathe out on the ascent right? the reason i ask is because i get an excruciating headache...
seems like what you're really asking is how she can lose the "armpit fat". well you can't spot reduce fat, so better get started on planning the diet and/or cardio.
i mean sticking a barbell into a corner and using the v-shaped handle. my gym doesn't have the machine. i'll try experimenting with my positioning, thanks.
how the hell do you do the makeshift t-bar rows without banging the barbell into your balls on the ascent? i can't get a good rom because i'm afraid. any tips? thanks.