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 ...

Jennifer Lopez is known as much for her sculpted physique as she is for her music, movie roles and romantic partners. Her former trainer, Jay Cardiello, revealed to The Post how he helped J.Lo achieve ...

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They’re often lumped together as “ab exercises,” but crunches and situps aren’t the same thing — and choosing the right one can impact your results (and your spine). So, if your goal is stronger abs, ...

If you’ve ever tackled the 193 steps at London’s Covent Garden station, or heaved an overpacked suitcase up the winding staircase of a charming-but-stubborn Italian Airbnb, you’ll know just how ...