Sit-up variations to try Twisting sit-up As you come up in the traditional sit-up, twist your torso toward one side, bringing the opposite elbow toward the knee on the twisting side.

More from Tom's Guide Forget sit-ups — build a stronger core and boost your balance with this 25-minute standing abs workout Build a stronger core with this 10-minute standing abs workout ...

Whereas high planks (i.e. planks held on your hands) recruit more of the shoulders, chest, and triceps. "So they’re great for building upper body strength and are often used as a base for more dynamic ...

The sit-up variation vastly increases your range of motion, meaning your body has further to travel to effectively perform the exercise, which also places more tension on the muscles, working them ...

Sit-ups are a simple bodyweight exercise. Here's how to perform sit-ups safely, according to experts, and the muscles worked, along with the benefits.

With sit-ups, you're lifting your whole torso from the ground which engages your balance-focused muscles like your abs, hip flexors, legs, back, and neck, adds Glazer. Better posture.

In an attempt to make this one more interesting, I settled on six reps of 100 and chose a different sit-up variation each time. Here’s what I went for: 100 raised leg crunches 100 bicycle crunches ...

Logging at least 57 sit-ups can mean 10 points, the most given. Crunching the numbers, that’s slightly over a second per sit-up. The Guinness World Record for the most sit-ups in one minute is 71.