One of the most unique features of Essentrics® is our use of eccentric contractions (it’s even how we got our name!). 💪 In a concentric contraction (like a bicep curl), a muscle shortens up to 30% of its length. But in an eccentric contraction, a muscle can extend up to 70% of its length! ✨ By actively lengthening the muscle and strengthening it in that extended position, you’re training more of the muscle fibers to engage. Instead of working only within a shortened range (which limits the musc