What do we really know about how to keep ourselves healthy? There are the obvious steps, such as not smoking and avoiding obesity. But there’s a great deal we don’t know. This generates continual guesswork and lots of studies.
Weather and well-being are intimately linked. Rain, drought and snow have had drastic effects on history and human health. But can weather bring on joint pain and colds, or even lead to a heart attack? See what the science says.