The human body isn't meant to exist without gravity. The astronauts aboard Artemis II are combatting potential physiological damage using an elegantly engineered exercise machine called the flywheel.

The Artemis II astronauts don't have a lot of space to exercise. That's why they've got the flywheel — a small device that ...

Home workouts without cardio machines? You might be missing an effective way to burn calories and manage weight. Here’s what an expert suggests.