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.
The most well-known midsection exercise is the sit-up, but doing endless sets can get a bit stale and make it hard to stay motivated. To help you out, we spoke to Sweat strength training expert Katie Martin about her favorite four-move core workout — and there's not a sit-up in sight.
