@khwellness1: Don't take this lightly — this is a TFCC issue.#tiktokmademebuyit #handcare #TFCC #wristpain #emstherapy

Marissaaeliza :

So this is called TFCC—I had no idea, this is my first time hearing about it. Recently I noticed my wrist hurts when I open jars, exactly in the same spot shown in the video. I feel like I might have the same issue. How can I buy this kind of device shown in the video?