How do we take how we feel during a run, and make it something measurable, repeatable and something we can use in training? Check out our deep dive into Rate of Perceived Exertion (RPE).

As modern lifestyles increasingly challenge the body's natural circadian rhythm, the American Heart Association is ...

Physical fitness, physical activity and screen time are associated with brain mechanisms underlying mental health and ...

For women, a significant sign of exercising too much is the loss of a regular menstrual cycle. “The menstrual cycle changes ...

This study supports the idea that being more active truly helps increase how much energy your body uses. While there’s still ...

Exercise reprograms molecular pathways in the body, offering new clues for future disease prevention and treatment. For years, it has been well established that regular exercise builds strength, ...