If you think you need a full gym to build muscle and burn fat, the 28-Day Calisthenics Challenge will change your tune. It's ...

Simple bodyweight exercises offer an accessible and effective way to build strength and boost your fitness—and you can do ...

United Supermarkets' 28-Day Challenge offers activities that help customers track their fitness and wellness progress, establish healthier eating and mindfulness habits, and improve overall nutrition.

(You too?) When I had the opportunity to take on the Women's Health 28-Day Workout Challenge (which can all be done from home with bodyweight and a set of dumbbells) before anyone else, it sounded ...