AI is built like the “biggest nerd that's never been to the gym but read every book about training.” ...

Irv Rubenstein holds a doctorate in exercise science and has run a personal fitness training studio for 35 years in Nashville, Tenn. Obviously, he speaks positively about the benefits of using a ...

Online personal training courses offer an affordable, flexible, and effective alternative to face-to-face personal trainers. The key difference between the two is that an online personal trainer is ...

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