Sinfield: More dementia research needed By webmaster - December 21, 2020 411 0 Kevin Sinfield has warned against making assumptions regarding any link between concussions suffered playing rugby league and neurodegenerative disease. RELATED ARTICLES Sports Pride of Wales up for grabs as Price battles Clayton at World Grand Prix Sports ‘Ominous?!’ | Mercedes reveal major Malaysia upgrades Sports Bahrain GP: Verstappen fastest as Mercedes introduce big upgrades in first practice LIVE!