Boston , MA —Winter may be a wonderland, but it's also the deadliest time of year for those in the north. Heart attacks and other serious cardiac problems are more common in winter. There's flu to contend with, too. Researchers tend to blame cold weather and poor housing for such seasonal ills, but the January issue of the Harvard Health Letter reports that long nights and vitamin shortfalls may be factors, too.
The eight common winter woes discussed in the January issue include:
Heart problems. In some years and in some countries, deaths and hospitalizations for heart disease and stroke increase more than 50% in winter. Why? Most people blame cold weather, but according to the Harvard Health Letter , there may be other reasons, too, including short days and long nights that throw heart-related hormones out of whack.
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