By David Williamson – Sunday Express Political Editor The Olympics and Paralympic Games cost the country £8.8billion. But these landmark events failed to deliver hoped-for health benefits. The proportion of adults playing sport at least once a week fell in the three years following the Games from 36.9 percent in 2012 to 35.8 percent in 2015. In a further disappointment, the country’s share of “active” adults – people who do at least two-and-ahalf hours a week of moderateintensity exercise – only increased from 62.1 percent to 63.3 percent between 2016 and 2019. This is despite Sport England sp…