‘I Let an AI Fitness App Train Me for a Month and It Was the Best Accountability Buddy I’ve Had’

A personal trainer tested iFit's new feature called AI Coach, which uses artificial intelligence to create a personalized workout program.

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Photo: Getty Images/ Oscar Wong

“I’m an Exercise Physiologist—Here’s Why You Shouldn’t Worry About Cortisol Spikes When You Do HIIT Workouts.” 

There’s a difference between chronic stress and making your body work during workouts.

woman sweating in the gym
Stocksy: Julia and Rob campbell

The 5 Best Pilates Exercises to Improve Flexibility

Stretch your limits with these gentle movements.

Unrecognizable woman stretches arms to legs while stretching on yoga mat on wooden floor of an outdoor terrace.
Photo Credit: Stocksy / Alexander Grabchilev