By Tom Spears, Ottawa Citizen
OTTAWA — This week brings fresh evidence that Canadians need more vitamin D, this time because it appears to prevent colds and flu.
The latest study adds to mounting evidence that the vitamin from sunshine boosts the immune system and helps prevent some cancers and heart disease.
Vitamin D comes mostly from strong sunshine, pills, or milk and some fish. Most Canadians have very low levels of the vitamin.
The new study, published in the medical journal Archives of Internal Medicine, shows that people with (read more…)
