A fitness expert shares the benefits of total-body training and the best full-body exercises to test your fitness level.

Abs workouts and sit-ups have gone hand in hand for too long ... meaning you can tag it on to the end of a longer strength training workout or use it as a way to fit a quick bit of movement into a ...

Classic bodyweight moves like sit-ups can ... on the next exercise. Complete all six moves, then repeat the circuit three times for a core-strengthening workout you can fit into just 20 minutes.

Most workouts include ab-focused exercises. These moves strengthen your core, which plays a vital role in everyday tasks like lifting or carrying groceries, and help connect your upper and lower body.

While CrossFit is typically practiced in a specialized box, there are exercises you can do at home without the need for ...