I often hear from people who tell me how hard they are working to get lean and toned, but they just aren't seeing results. Here's the harsh truth: the word "toned" essentially means "muscle," and you ...

The cardio world has split into two passionate camps that argue with the intensity of people debating pineapple on pizza. On one side, you have the HIIT devotees who swear by short, brutal workouts ...

Cardio exercises have major benefits for your heart, as you probably know. What's more, aerobic exercise can boost your brain health and can even reduce the risk of death. Running is the workout most ...

If you had to pick the better runner — a sprinter or a marathoner — the answer would depend on the type of race. In a 200-meter race, the sprinter will have an edge over the marathoner, but if it ...

Presented by Athleta, this HIIT workout is basically a guaranteed confidence boost. Celebrity trainer Amanda Butler leads you through two different rounds of full-body interval training, helping you ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." IF YOU’RE LOOKING for a style of workout that will push you to your limits without needing to exercise ...

Every now and then, fitness TikTok digs up something that’s been around forever and calls it a “trend.” Earlier this year, ...

Cardio is more than just running laps or hopping on a bike. It's any movement that gets your heart pumping, your body sweating and your energy levels soaring. Whether you're chasing a weight loss goal ...

Interval training is great for boosting cardiovascular endurance and promoting overall fitness. Our fitness expert, Judd NeSmith, NASM-CPT, PES and founder of Serious Fitness, explains interval ...

Cardio exercises like running or rowing are great at burning hundreds of calories. But some are better than others, especially if all you have is 30 minutes to work out. High-intensity exercises like ...