Cupping… DON’T DO IT. Have a look at the ever-expanding information showing why.
The Ridiculous And Possibly Harmful Practice Of Cupping):
Cupping – Olympic Pseudoscience:
Cupping: bruises for the gullible, and other myths in sport:
http://www.dcscience.net/2016/08/10/cupping-bruises-for-the-gullible-and-other-myths-in-sport/
Why Olympic athletes love cupping and other alternative therapies:
https://qz.com/2043108/why-olympic-athletes-love-cupping-and-other-alternative-therapies/
Cups, Needles, and Noxious Blood: