A master trainer gave me this low-impact core workout, and it’s a game-changer for strong abs and lower backs
1Rebel master trainer LJ shares a short core workout to build strength — so we tried it.
Sources
- T2A master trainer gave me this low-impact core workout, and it’s a game-changer for strong abs and lower backsTechRadar / Tom's Guide / PCWorld / Pocket-lint / Stuff