Ripps suggests doing simple self-checks, like high knee marches, which can reveal if your hip flexors are doing their part in ...

Fifty per cent of cases also involved ipsilateral trunk rotation. Conclusion HSIs in this study of Rugby Union were sustained during a number of playing situations and not just during sprinting. We ...

So you been sprinting, Lily? Just a bit of cramp? So that's the lactic acid building up. When an athlete does too much or runs too vigorously, not enough oxygen can be delivered to the muscles.

It is well recognised that the hamstrings are susceptible to acute strain injury during high-speed running. However, the particular phase of the sprinting gait cycle at which hamstring injury occurs ...