2.5 weeks post fat transfer to breast, how long until I can sleep on my side?

I would consult with your surgeon or a dermatologist to see what can be done, such as possible laser treatment once you are fully healed. 

Breasts do tend to change with pregnancy  and breastfeeding, so you may want to wait until after both are completed.  Any added weight to the breast will have a greater tendency over time to increase drooping.  However, the placement of the fat has a great deal to do with the apparent weight tha...

Unless your sister is an identical twin, this will not be possible. Otherwise, the fat would be rejected.Kenneth Hughes, MD, Board Certified Plastic SurgeonLos Angeles, CA

If you have a living identical twin, fat transfer is possible.  Otherwise, the fat would be rejected. Kenneth Hughes, MD, Board Certified Plastic Surgeon Los Angeles, CA

Kayla.  It appears from your photographs that you have modest asymmetry, the left breast droops more than the right. Your best option should be left breast lift with bilateral implant placement. If your areola size bothers you, then reduction can also be performed at the same time. Be certain to...