Related topics: depression , anxiety
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.
For more information about Stress (biological), read the full article at
Wikipedia.
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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 ...
'Rationalizer' bracelet tells traders when they're stressed
Electronics / Consumer & Gadgets
Nov 17, 2009 |
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(PhysOrg.com) -- Philips Electronics and the Dutch bank ABN AMRO have joined forces to develop a "Rationalizer" bracelet system that detects stress levels and displays a warning to help day-traders avoid making ...
Early life stress has effects at the molecular level
Medicine & Health / Neuroscience
Nov 12, 2009 |
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(PhysOrg.com) -- A new study of mice suggests that stress and trauma in early life can have an impact on the genes and result in behavioral problems later in life.
Use of cannabinoids could help post-traumatic stress disorder patients
Medicine & Health / Neuroscience
Nov 04, 2009 |
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Use of cannabinoids (marijuana) could assist in the treatment of post-traumatic stress disorder patients. This is exposed in a recent study carried out at the Learning and Memory Lab in the University of Haifa's Department ...
No pain, no gain: Mastering a skill makes us stressed in the moment, happy long term
Medicine & Health / Psychology & Psychiatry
Oct 29, 2009 |
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No pain, no gain applies to happiness, too, according to new research published online this week in the Journal of Happiness Studies. People who work hard at improving a skill or ability, such as mastering a math problem or lea ...
Birds in captivity lose hippocampal mass
Oct 12, 2009 |
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(PhysOrg.com) -- Being in captivity for just a few weeks can reduce the volume of the hippocampus by as much as 23 percent, according to a new Cornell study.
Major quakes can weaken seismic faults far away, scientists say
Space & Earth / Earth Sciences
Sep 30, 2009 |
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(PhysOrg.com) -- U.S. seismologists have found evidence that the massive 2004 earthquake that triggered killer tsunamis throughout the Indian Ocean weakened at least a portion of California's famed San Andreas ...
Acute impact on brain function in earthquake survivors
Medicine & Health / Psychology & Psychiatry
Aug 31, 2009 |
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New research has found that the Wenchuan, China earthquake that occurred on 12 May 2008 had an acute impact on the brain function of physically healthy survivors and poses a risk to the mental health of these survivors. The ...
Misfolded proteins: The fundamental problem is aging
Aug 24, 2009 |
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Proteins are essential for all biological activities and the health of the cell. Misfolded and damaged proteins spell trouble and are common to all human neurodegenerative diseases and many other age-associated diseases. ...
Researchers unravel mystery behind long-lasting memories
Medicine & Health / Neuroscience
Aug 11, 2009 |
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A new study by researchers at Wake Forest University School of Medicine may reveal how long-lasting memories form in the brain.
Researcher: Narcissistic bosses destroy morale, drive down bottom line
Other Sciences / Social Sciences
Aug 07, 2009 |
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In recent years, the motivations of business leaders such as financier Bernard Madoff and former Enron CEO Ken Lay have come under increased scrutiny as a result of behavior that caused both their employees and the public ...
Achieving Fame, Wealth, and Beauty are Psychological Dead Ends, Study Says
Medicine & Health / Psychology & Psychiatry
May 14, 2009 |
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(PhysOrg.com) -- If you think having loads of money, fetching looks, or the admiration of many will improve your life — think again. A new study by three University of Rochester researchers demonstrates that progress on these ...
Of traffic jams, beach sands and the zero-temperature jamming transition
May 13, 2009 |
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Researchers in condensed matter physics at the University of Pennsylvania and the University of Chicago have created an experimental and computer model to study how jamming, the physical process in which collections of particles ...
Meditation increases brain gray matter
Medicine & Health / Neuroscience
May 12, 2009 |
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Push-ups, crunches, gyms, personal trainers -- people have many strategies for building bigger muscles and stronger bones. But what can one do to build a bigger brain? Meditate.
Weak social ties at workplace increase risk of burn-out
Apr 09, 2009 |
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Long-term leaves of absence tied to stress-related diagnoses are often preceded by a long period without any secure and comforting social relations. This is shown in a recently published study in public health science at ...
