At 55, 30–40 smooth jumping jacks without stopping—and passing the talk test—signals above-average cardiovascular fitness.

The treadmill exercise test with electrocardiogram (ECG), also known as an exercise stress test, is one of the most familiar tests in medicine. While exercise testing typically is focused on ...

I’m not surprised that Garmin did well, but I am surprised by some of the watches at the bottom of the list. I have, at my disposal, at least nine different devices that can estimate my cardio fitness ...

Plenty of research touts the importance of cardiorespiratory fitness (CRF)—also known as cardio fitness, cardiovascular endurance, and aerobic fitness—as a health marker, as well as an athletic ...

Sometimes taking your fitness routine to the next level means slowing down. Experts explain the benefits of Zone 2 cardio, ...

Running while overweight is hard and can take a toll on a person’s feet, knees, shins, lower back and hips. Here is this week’s question: Stew, what is your advice for heavier athletes running for ...

Strength training after the age of 50 gets a lot of love these days—for good reason. But aerobic exercise—continuous physical activity that increases your heart rate and breathing rate so your heart ...

It is wise to practice taking military fitness tests, long before the real ones count toward your record or your chances of ...

Our editors independently select these products. Making a purchase through our links may earn Well+Good a commission If cardiovascular exercise could be bottled up in pill form, it would be the most ...