Kick Fever Fitness – This Is Exactly How Long You Need to Hold a Plank to Flatten Your Belly
Finally! The six-pack you’ve always dreamed of is only a plank (or two!) away. But there’s just one catch: While the act of planking is pretty straightforward, how long you should actually hold one is probably a bit less clear. Thankfully, the experts have you covered. To reap the most rewards, holding three planks […]