Everything you need to know about high-intensity interval training to help you hit the ground running in 2026—including a low ...

HIIT exercise isn't for everyone and there's some evidence that you can overdo it. Here's what the experts recommend ...

When it comes to getting enough exercise, everyone searches for something that speaks to them. Some people love the quiet solitude of jogging alone while others prefer the competitive element of team ...

Some of the consequences of owing your body sleep are readily apparent, like feeling drowsy, irritable, or brain-foggy, or ...

Think about all of the non-exercise movements you perform every single day: carrying heavy groceries, picking up children, reaching for items on high shelves, getting into the car, walking up the ...

HIIT workouts clearly benefit your body, and not surprisingly, it also benefits your brain. A systemic review and meta-analysis published in the Journal of Psychosomatic Research in 2024 suggests that ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When I'm planning my fitness routine, my goal is not to spend as much time as possible sweating. It's ...

High Intensity Interval Training is a form of cardiovascular exercise that alternates periods of high-intensity work with periods of rest or low-intensity activity. The goal of HIIT is to push the ...

Brain-derived neurotrophic factor (BDNF) is a specialized protein that promotes neuroplasticity and neurogenesis (the birth of new neurons). Higher levels of BDNF are associated with better overall ...

Welcome to Start TODAY. Sign up for our Start TODAY newsletter to receive daily inspiration sent to your inbox — and join us on Instagram! Think about all of the non-exercise movements you perform ...