You can wear shapewear while pregnant but be cognizant of a few factors. You should look for maternity shapewear over regular shapewear pieces, avoid waist trainers, and prioritize comfort. Sherry A. Ross M.D., an OBGYN, author, and health expert, told Refinery29: "As long as you are wearing maternity shapewear safely and comfortably, meaning you can move, breath, and sleep without restrictions or pain, then there should not be any problems wearing them if it’s your choice."