New York Post may be compensated and/or receive an affiliate commission if you click or buy through our links. Featured pricing is subject to change. With the new year on the horizon, it’s inevitable ...

Ditch the seated crunches and fixed-path machines; biological aging demands real-world stability that only targeted ...

If you're not familiar with gym machines, you may be more au fait with free weights, such as barbells, dumbbells and kettlebells. Praised for their versatility and do-anywhere-anytime quality, free ...

Skip ab machines. Build a stronger core after 40 with 4 bodyweight moves: shoulder taps, dead bugs, side planks, hollow holds.