CR tested heating pads in our lab and at home to find the models that are easiest to use and that heat most evenly.

A TikTok doc is warning of a serious side effect of using a heating pad that can leave users with a permanent skin problem.

"Some of the biggest culprits of causing this are heating pads, like ones that are used to treat things like endometriosis pain. Space heaters that can excessively warm the skin, even a super hot ...