When you think of a fit physique, you likely picture "flat abs" or "six-pack" abs, though how long it take to get abs and maintaining them is no small feat. As we age, muscle mass decreases and belly ...

At 55, Jennifer Lopez isn’t just defying age — she’s redefining it. Her former trainer Jay Cardiello revealed to The Post how he helped J.Lo achieve those famous sculpted abs — and shared some tips on ...