More than likely, these bruise-like marks are from cupping therapy.

He postedthe process on Instagram, which showed him having the cups applied to the backs of his legs.

One of the most prominent being Gwyneth Paltrow on a 2004 red carpet.

Addison Rae steps out with male companions during day out in Los Angeles cupping therapy

Photo: Backgrid

Its a common procedure for her, a rep for the Goop founder told press at the time.

Jennifer Aniston and Victoria Beckham have also taken part in the practice.

Cupping therapycan be tracedthrough ancient Egyptian, Chinese, and Middle Eastern Cultures across thousands of years.

Addison Rae steps out with male companions during day out in Los Angeles cupping therapy

Photo: Backgrid

There are a few ways to practice it: Dry, Running, and Bleeding.

The bleeding method requires the puncturing of skin to draw blood.

Intraditional Eastern Medicine, cupping therapy is closely associated withacupuncture.

Anchorman  The Legend of Ron Burgundy New York Premiere  Outside Arrivals Gwyneth Paltrow cupping therapy

Photo: Getty Images

This, Ooi says, will vary from person to person.

Theres not a significant amount of research to back up its benefit claims.

Practically, thats an almost impossible environment to create with cupping.

Gwyneth Paltrow cupping therapy marks Anchorman  The Legend of Ron Burgundy New York Premiere  Outside Arrivals

Photo: Getty Images

Pain is also a difficult thing to measure, as Harvard Health notes.