You don’t crunches, sit-ups and planks to increase your core strength and definition, just take this 12-move standing ...

Sit-ups are a classic core-strengthening exercise, great for working the abdominal muscles near the surface of your torso.

Standing abs workouts are a great way to strengthen your core without using common exercises like sit-ups, crunches and planks. Adding a kettlebell into the mix only boosts the benefits of these ...

This core workout involves just four moves, but with dumbbells and minimal rest, it delivers a serious burn and maximum results.

Sit-ups tighten and tone the abdominal muscles that run from beneath the sternum to above the pelvis. This results in a flatter stomach and, if practised along with plenty of aerobic exercise ...

To ramp up the challenge, some of these moves incorporate a dumbbell, which not only increases difficulty but also helps ...

Soldiers trying to earn the Army Ranger tab will have to do more challenging functional fitness exercises starting day one.