The big question of all, does sleeping with no bra increase breast size? Well, the answer is no. I am sorry ladies, this is not a cheat sheet to increasing your breast size for free. To be honest, to increase breast size you either have to be extremely dedicated for exercising to increase breast size or a spare few thousand sat in the bank for breast augmentation with implants.
Should I Sleep Without A Bra?
Sleeping without a bra is perfectly fine, it won't do anything wrong to you at all. At the end of the day, sleeping is all about getting as comfy as you possibly can, that's what Primark Pyjamas are for aswell!