Thank you for your inquiry! By your photos, it looks like you are a great candidate for a mastopexy (breast lift) procedure. I recommend consultation appointment with a board certified plastic surgeon so we can create a surgical plan targeted towards your specific goals.
I would recommend a revision breast lift with a lateral bra line/back lift as well to address the excess skin on the sides. I would recommend seeing a board-certified plastic surgeon with experience/adequate training in breast surgery.
You certainly would benefit from a breast lift. During the procedure, your breasts would be reshaped and brought up to a much higher position. Your breasts would look more rounded and nipples positioned higher up on your chest with more upper pole fullness than when you have your arms raised in...