Not all of us can find time for a long gym workout or a run. But do small bursts of activity have the same effect?

Physical activity improves cognitive and mental health in all sorts of ways. Here’s why, and how to reap the benefits. By Dana G. Smith Growing up in the Netherlands, Henriette van Praag had always ...

A fitness routine can be key to a good night’s rest. But too much exercise at the wrong time could aggravate insomnia. By Hannah Singleton Sleep and exercise work together like gears in a machine: ...

Sign up for CNN’s Fitness, But Better newsletter series. Our seven-part guide will help you ease into a healthy routine, backed by experts. It’s common knowledge ...