You Asked: Is Intense Exercise Better for Your Health?

When it comes to your fitness levels—or the amount of work your heart, lungs, and limbs can perform—there’s no doubt that a good, hard sweat is great for you. Vigorous exercise like running, swimming or playing tennis leads to greater improvements than easy or moderate workouts, like brisk walking, ballroom dancing and slow bike-riding.

But fitness and health, while closely related, are not always aligned.