I presume the strap you are referring to is a narrow stretchable band with a Velcro connection placed at the top of your breasts. If this is the case it has likely been placed to help hold the implants down to fill the lower part of your breasts. When a subpectoral implant is placed the muscle...
The idea of using an implant only on one side (obviously, the smaller side) SEEMS attractive, especially because of cost, but no matter how good we plastic surgeons are at breast augmentation, a breast with no implant and a breast with an implant (even if size and shape end up "perfect") will...
Everyone in recovers differently and at a different rate. In my opinion your friend's recovery is not typical. If you are healthy and did not have any difficulty ambulating walking up and down the stairs after your operation should not be a problem. It will be very important however to make...