Stop doing skull crushers like this! 🛑 Let me fix your form! (opens in new tab)

✅ STEP-BY-STEP: One Dumbbell Skull Crushers 1️⃣ Lie flat on a bench or the floor with feet planted\. 2️⃣ Grab one dumbbell with both hands, grip the handle so your palms face each other\. Extend your arms straight up above your chest\. 3️⃣ Keep your upper arms locked in place, hinge at the shoulders \(elbows pointing up\)\. Slowly lower the dumbbell by bending your elbows\. 4️⃣ Pause for a split second, then powerfully extend your arms and squeeze your triceps hard at the top\. Pro tip: elbow...