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THE BASIC FORMULA for building muscle is simple: Lift something heavy, lower it, repeat. But if you’ve spent extended time around a weight rack, you also know that optimizing your results will require ...

Forget 30, flirty, and thriving—you’re 40 and ready to have the fittest years of your life. Maybe, after years of caring for young children, you’ve mastered the morning school drop-off and have ...

More and more people are turning to AI chatbots for fitness advice – but personal trainers tell Harry Bullmore that, while it ...

This four-session-per-week longevity workout plan can reduce your risk of death by about a billion percent. And it's only 30 ...

"Hey Chatbot, build me a 6-week plan to build more muscle. Hey Chatbot, what’s the fastest way to get a six-pack? Hey Chatbot, make me a training plan to run a sub 4-hour marathon." These are just a ...

Everyone's been there: You're standing in the gym, staring down the same old workout routine you've done 1,000 times, already spacing out as you start your first circuit or mile on the tread. You know ...