All that said, “it’s very easy to become a personal trainer,” said Rae Reichlin, the founder of Ladies Who Lift in Chicago.

Plank passthrough, plank drag — whatever you call it, this core exercise engages muscles from head to toe as you maintain a plank while dragging a weight from side to side. It tests core strength, ...

Ask anyone who has ever Googled strength training and they'll all say the same thing ... "You can achieve incredible results using bodyweight strength alone," agrees personal trainer and founder of ...