Usually the three-week mark is around the time I start to get a little bored with a challenge. Thankfully, the rest of me was ...

But when my editor suggested that I try this abs workout every day for a month, it seemed like a good opportunity to change my ways. And I have zero regrets.

Even beginners can do this simple, low-impact ab workout every day to strengthen their deep core and reduce back pain.

Jennifer Nied did trainer Jenna de León's 7-minute dumbbell abs workout every day as part of the 28-day challenge. There are her before-and-after results.

The Copenhagen plank is not your typical core move—it’s a side plank variation where you put your top calf on an elevated ...

Loop a resistance band around a sturdy anchor. Stand with your right side facing the anchor, and hold the band with both hands at your chest. Walk far away enough so that there’s tension in the band.

The amount of time it takes to develop visible ab muscle will depend on your fitness level, diet and more.

Everyday activities can become exercises, Lupowitz said. “Instead of just rushing down the stairs, use the stairs as an exercise” by ascending or descending slowly and in control.

A certified fitness trainer troubleshoots reasons why your hips might be achy during ab day, plus shares strategies to hush those hyperactive hip flexors and fire up your core for the best ab burn.

I’ll keep doing abs workouts, but not every day. Consider this 31-day journey more of a core work kick-starter for me than a long-term training plan.

I’ll keep doing abs workouts, but not every day. Consider this 31-day journey more of a core work kick-starter for me than a long-term training plan.