Stress (biological)

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Stress 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

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Psychiatric impact of torture could be amplified by head injury

Medicine & Health / Psychology & Psychiatry

created Nov 06, 2009 | popularity not rated yet | comments 0

Depression and other emotional symptoms in survivors of torture and other traumatic experiences may be exacerbated by the effects of head injuries, according to a study from the Harvard Program in Refugee Trauma (HPRT), based ...


Pathogen protection and virulence: Dark side of fungal membrane protein revealed

Biology / Cell & Microbiology

created Nov 06, 2009 | popularity 5 / 5 (2) | comments 0

Researchers at the Virginia Bioinformatics Institute (VBI) at Virginia Tech and Montana State University have discovered a fungal protein that plays a key role in causing disease in plants and animals and which also shields ...


Genomes of biofuel yeasts reveal clues that could boost fuel ethanol production

Biology / Cell & Microbiology

created Nov 05, 2009 | popularity 1 / 5 (3) | comments 1

As global temperatures and energy costs continue to soar, renewable sources of energy will be key to a sustainable future. An attractive replacement for gasoline is biofuel, and in two studies published online in Genome Re ...


Research findings key for understanding, interpreting genetic testing for long QT syndrome

Medicine & Health / Genetics

created Nov 05, 2009 | popularity not rated yet | comments 0

Results of a long QT syndrome (LQTS) study published in the current issue of Circulation play an important role in understanding genetic testing's role in diagnosing disease, according to the senior author, Michael Ackerman, ...


Survival of the healthiest: Selective eradication of malignant cells

Medicine & Health / Cancer

created Nov 05, 2009 | popularity 5 / 5 (1) | comments 0

The ultimate goal in cancer research, a treatment that kills cancer cells whilst leaving healthy cells untouched, is brought nearer by the success of a new therapeutic approach. The potential therapy, published in BioMed ...


Heart disease effects perceived as more acute by people with PTSD

Medicine & Health / Psychology & Psychiatry

created Nov 04, 2009 | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- In a study of 1,022 men and women with heart disease, those with post-traumatic stress disorder perceived the effects of their disease as more burdensome and disabling than did those without PTSD, even when ...


Use of cannabinoids could help post-traumatic stress disorder patients

Medicine & Health / Neuroscience

created Nov 04, 2009 | popularity 5 / 5 (7) | comments 1

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 ...


Flemish researchers develop revolutionary technology for use in plant breeding

Biology / Biotechnology

created Nov 03, 2009 | popularity not rated yet | comments 0

In collaboration with researchers at VIB-UGent and the University of Antwerp (Belgium), scientists at the BioScience business group of Bayer CropScience AG in Gent have developed a technology that can significantly increase ...


Gene Increases Susceptibility to Post-Traumatic Stress, Researchers Find

Medicine & Health / Psychology & Psychiatry

created Nov 02, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- A gene variant makes people who experienced trauma as children or adults more susceptible to post-traumatic stress disorder (PTSD), Yale researchers have found.


ACC/AHA revised guidelines for the perioperative use of beta blockers to minimize cardiac risk

Medicine & Health / Other

created Nov 02, 2009 | popularity not rated yet | comments 0

Cardiac complications around the time of noncardiac surgery are relatively common and can be serious. The American College of Cardiology (ACC) and the American Heart Association (AHA) today release a Focused Update to the ...


Research explores the relationship between the mother-child bond and stress

Research explores the relationship between the mother-child bond and stress

Medicine & Health / Psychology & Psychiatry

created Oct 30, 2009 | popularity 4 / 5 (1) | comments 0

(PhysOrg.com) -- It’s the age-old psychological conundrum: nature versus nurture. Are children more, less or equally affected by their genetics and the environment in which they grow up? Professor of Psychology ...


PTSD less common than depression and alcohol misuse amongst UK troops

Medicine & Health / Psychology & Psychiatry

created Oct 30, 2009 | popularity not rated yet | comments 0

Common mental disorders, such as depression and alcohol misuse, are the top psychological problems amongst UK troops post-deployment and not post traumatic stress disorder (PTSD) as is widely believed. A study published today ...


Getting enough sleep? They aren't in West Virginia (AP)

Getting enough sleep? They aren't in West Virginia

Medicine & Health / Health

created Oct 29, 2009 | popularity 3.8 / 5 (4) | comments 2

(AP) -- Sleepless in Seattle? Hardly. West Virginia is where people are really staying awake, according to the first government study to monitor state-by-state differences in sleeplessness.


No pain, no gain: Mastering a skill makes us stressed in the moment, happy long term

Medicine & Health / Psychology & Psychiatry

created Oct 29, 2009 | popularity 5 / 5 (6) | comments 1

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 ...


Holocaust survivors at higher risk for all cancers

Medicine & Health / Cancer

created Oct 26, 2009 | popularity 5 / 5 (1) | comments 0

Jewish survivors of World War II who were potentially exposed to the Holocaust are at a higher risk for cancer occurrence, according to a new study published online October 26 in the Journal of the National Cancer Institute.