News tagged with stress

Related topics: depression · stress response · brain · stress hormones · anxiety

How social isolation transforms the brain

Chronic social isolation has debilitating effects on mental health in mammals—for example, it is often associated with depression and post-traumatic stress disorder in humans. Now, a team of Caltech researchers has discovered ...

May 17, 2018
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A new model takes oxidative stress to heart

Oxidative stress—the molecular wear and tear that reactive oxygen species can exert on molecules and cells—has been linked to a range of human diseases, including heart failure and Alzheimer's disease. But the results ...

Oct 02, 2018
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Can a common heart condition cause sudden death?

About one person out of 500 has a heart condition known as hypertrophic cardiomyopathy (HCM). This condition causes thickening of the heart muscle and results in defects in the heart's electrical system. Under conditions ...

Sep 20, 2018
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