The frigid temperatures expected across much of the country in the coming days may pose significant health risks for those who plan to be outdoors.

As blood vessels constrict in the cold, both blood pressure and heart rate rise. For those who already have heart problems, ...

Heart diseases are the leading killers across the world, with over 20.5 million deaths annually - primarily from heart attacks and strokes. According to doctors, risk factors like high blood pressure, ...