Nowadays, the best fitness trackers are equipped with a host of useful features that can track sleep, calculate calories burned, monitor resting heart rate and much more. But at their simplest, they ...

After John Korir won the 2025 Boston Marathon, runners flocked to his Instagram to learn more about the 28-year-old’s training. Yes, there were the typical postrace photos with trophies and training ...

Mercey Livingston is a health and wellness writer and certified Integrative Nutrition Health Coach. She's written about fitness and wellness for Well+Good, Women's Health, Business Insider, and ...