Stress (biological)
hideStress is a biological term which refers to the consequences of the failure of a human or animal to respond appropriately to emotional or physical threats to the organism, whether actual or imagined. It includes a state of alarm and adrenaline production, short-term resistance as a coping mechanism, and exhaustion. Common stress symptoms include irritability, muscular tension, inability to concentrate and a variety of physical reactions, such as headaches and elevated heart rate.
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News tagged with stress
Physics Model Determines Dynamics of Friends and Enemies
Dec 02, 2009 |
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(PhysOrg.com) -- Sometimes friends can become enemies and enemies become friends, and it’s difficult to understand exactly how or why the changes took place. A new study shows that when the shifting of alliances ...
Love hurts: Why emotional pain really affects us
Medicine & Health / Psychology & Psychiatry
Dec 03, 2009 |
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Have you ever felt overly upset by a social snubbing? Your genetics, not your friends, may be at fault.
Researchers find long awaited key to creating drought resistant crops
Dec 03, 2009 |
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Van Andel Research Institute (VARI) researchers have determined precisely how the plant hormone abscisic acid (ABA) works at the molecular level to help plants respond to environmental stresses such as drought and cold. ...
Good stress response enhances recovery from surgery, study shows
Dec 01, 2009 |
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The right kind of stress response in the operating room could lead to quicker recovery for patients after knee surgery, according to a new study led by Stanford University School of Medicine researchers. The results could ...
Engineering professor creates mobile lab for testing bridges
Dec 02, 2009 |
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(PhysOrg.com) -- Civil engineering students at the University of Rhode Island will soon take to the roadways to apply what they have learned in the classroom in real-world analyses of bridges, buildings and ...
Patients can safely skip pre-surgery stress tests and beta blockers
Dec 02, 2009 |
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Physicians should "throttle back" from routinely ordering stress tests and prescribing beta blockers to patients before non-cardiac surgeries, according to a report by the University of Michigan released online this week.
Random DNA mix-ups not so random in cancer development
Dec 03, 2009 |
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Researchers at the UC San Diego School of Medicine have pinpointed a mechanism that may help explain how chromosomal translocations - the supposedly random shuffling of large chunks of DNA that frequently lead to cancer - ...
