Kylie Jenner is using a waist trainer for weight loss — is that a problem?

When it comes to getting her postpartum waist back into shape, Kylie Jenner isn’t wasting any time. The new mom shared an Instagram photo of her wearing a post-pregnancy waist trainer just six weeks after giving birth to daughter Stormi. While the debate of the safety of waist trainers is still up for debate, using them after birth may not be the best method of weight loss.