A plank is more difficult than it looks. You have to use all of your muscle groups, including your core, abs, arms, back, shoulders, glutes and legs. It’s normal to struggle to do a plank. Many of my ...

The starburst side plank variation strengthens the shoulders, abs and obliques. Here's why we love it at Tom's Guide.

Test your strength after 50 with a 60-second forearm plank that reveals exceptional core and full-body stability.

Rarely do we think about ab exercises outside of when we’re doing plank exercises or a set of crunches, but your abs are a large and important muscle group that helps us perform many movements ...

A grandmother just broke the Guinness World Record for the longest time in an abdominal plank position for a female. DonnaJean Wilde is a 58-year-old mom of 5 and grandmother of 12 from Alberta, ...

George Hood completed around 1,500 sit-ups per day to train for the feat. An Illinois man who spent the past several months training seven hours a day, including 1,500 sit-ups daily, has broken the ...

DonnaJean Wilde first started planking about 12 years ago after an injury. A 58-year-old grandmother has been recognized by the Guinness World Records for breaking the record for the longest time held ...