Endurance means a lot of different things to different people. To runners, it means being able to run for a long time, covering many miles. To weightlifters, it might mean being able to lift heavy ...

When I’ve finished a long run, my leg muscles feel like they’re ablaze. By the last few seconds of planking, my abs feel like they’re burning and close to shaking. When the workout burn is real, it's ...

From squat jumps to snatches, you’d think that all you really need in your strength-training script to power your runs are exercises that require your muscles to move. After all, running itself is a ...

While we may refer generally to ourselves or someone else as fit, there are many components of fitness. It’s a general term that lacks the specificity you might need to improve in your particular ...

As 2020 draws to a close, I’d like to encourage us all to look back at whatever fitness successes we’ve had. If you kept up with any training at all, that’s a victory. If you took time off because ...

‘Most runners need more muscle mass, or strength and control in the muscle mass they have,’ she says. ‘Hypertrophy training ...

Most of us know children who can run and play for hours and hours, taking only short rests. As a parent or carer, it can be exhausting. For scientists, why this is the case has long been the source of ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When I’ve finished a long run, my leg muscles feel like they’re ablaze. By the last few seconds of ...