Sit-ups target your abdominal muscles, back muscles, and hip flexors, while crunches only target your abdominal muscles. • ...

Sit-ups can be a great way to strengthen your abdominal muscles that sit around your stomach. But they can quickly get repetitive and its easy to accidentally lose your form, so when boredom strikes, ...

Exercises that keep the abdominals and low back strong are vital to maintain a healthy posture. While most abdominal exercises are performed lying on the floor, these are right for everyone such as ...

For core workouts from Stephanie Mansour — plus fitness challenges, walking podcasts, meal plans and inspiration — download the Start TODAY app! When it comes to toning the abdominals, many of my ...

Looking to amp up your core workout with a move that really targets those stubborn lower abs? Enter the reverse crunch. This exercise zeroes in on those hard-to-reach lower abdominal muscles, helping ...

Many people don’t use correct form when doing core workouts, which puts stress on the neck and back. Neck pain is an especially common complaint when people do abdominal crunches. Although crunches ...

Our abdominal muscles are more than simply about aesthetics though. They’re a key part of our core and enable spinal flexion ...

These 5 chair moves target lower abs and obliques to help tighten your midsection and improve posture after 50.

What is the most effective abdominal exercise? While I have never heard one specific exercise for abs described as the "most effective," there are a few that make up the cornerstones of a good ...

By targeting your ab muscles in an upright position, the workout becomes more functional as it relates to running.

Welcome to Start TODAY. Sign up for our free Start TODAY newsletter to receive daily inspiration sent to your inbox — and join us on Instagram! Many people don’t use correct form when doing core ...