(TRIBUNE NEWS SERVICE) -- Vitamin supplements, a multibillion-dollar industry, are a layperson’s favourite prescription. Tired? Take an iron supplement. Sad? Classic vitamin D deficiency.
But a recent paper about cardiovascular health, published last month in Annals of Internal Medicine, put this loyalty to the test. Surprise, surprise: vitamin supplements had little impact on heart conditions, including heart disease, and lifespan as a whole.