The Only 5 Exercises You Need to Never Strain Your Hamstrings Hamstring injuries are among the most common in contact sports. I’ve played football for over 15 years and have never had even the slightest hamstring injury — all thanks to these 5 key exercises. Most hamstring strains occur during the late swing phase of a sprint. That’s why gliders and seated hamstring curls rank so high on this list: they build strength in the exact position where injuries are most likely to happen. And here’s a h