There is one common denominator behind all injuries, says movement specialist Ash Grossmann and luckily a very simple solution to prevent it. Senior fitness writer Harry Bullmore looks at what happens when our muscles, ligaments and bones get weaker and what we can do to keep them moving without damaging them I t’s January. A New Year’s resolution led you to lace up your running shoes and hit the road, and it’s going well. You’re moving smoothly, the endorphins are starting to stir, then – a