Some studies find an increased MND risk for rugby players, others show the risk is equally high for others. The only way forward is more researchLewis Moody, 47, is the latest in a long line of players who has been diagnosed with a neurodegenerative disease that may or may not be linked to his career in collision sport. Over the past decade I’ve interviewed more of these men, and their friends and families, than I ever wanted to. Many of them chose to first reveal their diagnoses in the Guardian. First there’s the shock, then the sorrow, then the expressions of sympathy and support. And after all that, a lot of hard questions that are left unaddressed.The one thing everyone involved wants is clear answers, and unfortunately, they are very hard to come by. The current science can only tell you so much. The Motor Neurone Disease Association’s position is that the latest research suggests a correlation between traumatic brain injuries and MND, but that the same research has not proven that traumatic brain injuries are a cause of MND. Such injuries are just one on a long list of genetic factors and environmental factors. Continue reading...