What's actually happening when you pull, sprain, or rupture a muscle. | Insider Science

Pull-Ups Aren’t Just About Your Lats 💡🧠 Struggling with pull-ups? The problem might not be your lats- it could be your core. A common mistake during pull-ups is excessive arching of the lower back, usually caused by weak abdominal muscles that fail to stabilize the pelvis. When your core isn’t engaged, you lose alignment, making the movement less efficient and harder to control. 🔥 The fix: ✅ Engage your core before every rep. ✅ Train with hollow body holds to improve body positioning. ✅ Add a