Planks hit more than just your core muscles. A proper plank requires plenty of glute strength, shoulder stability and upper back endurance, so these simple exercises are deceivingly effective at training the entire body. If you’re short on time and equipment, planks can make for a quick and surprisingly challenging core workout when you pick …

Planks hit more than just your core muscles. A proper plank requires plenty of glute strength, shoulder stability and upper back endurance, so these simple exercises are deceivingly effective at training the entire body. If you’re short on time and equipment, planks can make for a quick and surprisingly challenging core workout when you pick …

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