You want to strengthen your abs – so what should you do? Bicycle crunches? V-ups? Or how about the well-known move that is the plank? If you’ve already been incorporating planks into your strength ...

Plank jacks are one of my favorite fat-blasting exercises. They fire up your abs - fast! - and strengthen your body from top to bottom. This classic move builds serious core strength to help you look ...

Planks and jumping jacks are perfectly fine workout moves. But if you combine the two together, you can actually get an even better total-body workout. Meet: the plank jack! Plank jacks involve ...

This particular cardio-core move has become a mainstay in a wide range of modalities, from HIIT to boxing to Pilates. It involves holding a plank while jumping your legs in and out, mimicking the ...

The "Rock the Boat" plank-based challenge has been trending on fitness TikTok. I tried it, and the hardest part was plank jacks while doing push-ups. Personal trainer Luke Worthington told Insider ...

Are you ready to Sweat With SELF? Rhys and Amy take us through a 20 minute HIIT workout routine that targets the lower body that also includes a warm-up and cool-down. This plyometric workout consists ...

Directions: Perform each exercise for 30 seconds, and repeat. Cool down with a few minutes of stretching (find inspiration here). This cardio move is great for runners; it not only works the lower ...

Pilates pro Simone de la Rue demonstrates how to do a plank jack—aka the ultimate cardio and core-strengthening move—with proper form. A little known fact about planks: In addition to working nearly ...

Planks and jumping jacks are perfectly fine workout moves. But if you combine the two together, you can actually get an even better total-body workout. Meet: the plank jack! Plank jacks involve ...