In centuries past, women would have called waist trainers corsets.

In fact, the opening scenes of Netflix’s popular “Bridgerton” showed us just that.

Thanks to the Kardashians and other celebrities, they have made a comeback today.

Woman wearing waist trainer

“Women would tighten corsets over a period of time to achieve a smaller waist size.

They claim to tone, slim, and shape the waistline taking inches off the belly.”

Do waist trainers deliver on what they promise?

Woman wearing waist trainer

If she is wearing one when working out, it can improve form whenlifting weights, according to InStyle.

If you think it might be hard to breathe, you are correct.

Woman wearing waist trainer

Woman wearing waist trainer