Sophia Yen, co-founder of Pandia Health and professor at Stanford Univeristy with a clinical focus on obesity, agrees that abdominal sweatbands don't really work — at least not long term. "I think it would work temporarily, but it wouldn't work long term," Yen says. "Anytime anything's about sweat, it's temporary."

Are hot shapers worth it?

5.0 out of 5 stars Great purchase! The Hot Shapers Cami fit well and definitely increased my sweat while working out. ... Just make sure you have a change of clothes for after your work out, because I was covered in sweat. I would definitely purchase again.

Do sweat shapers actually work?

Does Sweat Shaper really work? Yes. Sweat Shaper helps accelerate sweating & provides compression.