Statscan finds widespread vitamin D deficiency in Canadians MARTIN MITTELSTAEDT - ENVIRONMENT REPORTER The Globe and Mail The most comprehensive survey ever undertaken on vitamin D in Canadians has found widespread deficiencies of the sunshine vitamin, which is being promoted for everything from the prevention of cancer to reducing heart attack risk. The survey, conducted by Statistics Canada, found that two-thirds of the population has vitamin D levels below the amounts research is associating with reduced risk of chronic diseases such as cancer, while one in 10, or more than three million people, have such low readings that they don’t have enough for good...