News tagged with heart activity

What happens when we get angry?

When we get angry, the heart rate, arterial tension and testosterone production increases, cortisol (the stress hormone) decreases, and the left hemisphere of the brain becomes more stimulated. This is indicated by a new ...

dateMay 31, 2010 in Psychology & Psychiatry
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Particulate air pollution affects heart health

Breathing polluted air increases stress on the heart's regulation capacity, up to six hours after inhalation of combustion-related small particles called PM2.5, according to Penn State College of Medicine researchers.

dateMay 19, 2010 in Health
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Who's the fittest? You may be surprised

( -- When it comes to making health a priority, Americans are missing the mark. The National Institutes of Health estimate that more than two-thirds of the United States population is overweight or obese, and ...

dateMay 04, 2010 in Health
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