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Chronic exposure to stress hormone causes anxious behavior in mice: can lead to mood disorders
Neuroscientists at Harvard Medical School and its affiliate Mclean Hospital have shown that long-term exposure to stress hormone in mice directly results in the anxiety that often comes with depression. view more (2006-04-18)
Mitochondrial dysfunction and redox signaling in atrial tachyarrhythmia
Researchers at the University Hospital of Magdeburg (Germany) have discovered that atrial tachycardia is associated with mitochondrial dysfunction and oxidative stress followed by the activation of the NF-kB signalling pathway with induction of NF-kB target gene expression in atrial tissue. view more (2008-04-24)
Social support buffers adolescent depression after terrorist attacks: Ben-Gurion University
Researchers at Ben-Gurion University of the Negev (BGU) have conducted a "before and after" study of depression and terrorist attacks in adolescents, demonstrating that strong social support from friends is a buffer from depression in terrorism-related stress. view more (2009-07-21)
Non-Destructive Residual Stress Analysis
Every manufacturing process, from casting and forging, to machining and finishing, induces residual stresses in components. For critical components, such as aircraft wings and turbine blades, these stresses affect the durability and lifetime of the structures and assemblies. Current methods are either destructive (e.g. hole drilling), limited to... view more... (2004-03-11)
Severe, acute maternal stress linked to the development of schizophrenia
Pregnant women who endure the psychological stress of being in a war zone are more likely to give birth to a child who develops schizophrenia. view more (2008-08-21)
Stress makes MS symptoms worse
For patients with multiple sclerosis, stressful life events seem to make their symptoms worse, finds a study in this week’s BMJ. view more (2003-09-17)
Heart deaths increase on "unlucky" days
Chinese and Japanese people are more likely to die from heart disease on the fourth day of the month because the number 4 evokes superstitious stress among this group, finds a study in this week's Christmas issue of the BMJ. view more (2001-12-19)
Relaxation in a flotation tank brings peace and quiet, increased well-being, and reduced pain
A new dissertation shows that relaxation in a flotation tank can serve as an alternative form of treatment to reduce stress or relieve persistent pain, and it has no side-effects whatsoever. In times like these, we are surrounded by stress and troubled by burn-out. Stress seems to retain its place as the greatest enemy to good health, well-being,... view more... (2003-11-05)
Free radical cell death switch identified
Humans and other organisms depend on oxygen to produce the energy required for cells to carry out their normal functions. A cell's engine, the mitochondria, converts oxygen into energy. But this process also leaves a kind of exhaust product known as free radicals. view more (2006-06-02)
Mother's prenatal stress predisposes their babies to asthma and allergy
Women who are stressed during pregnancy may pass some of that frazzlement to their fetuses in the form of increased sensitivity to allergen exposure and possibly future asthma risk. view more (2008-05-19)
Radiation Dose Can Be Reduced For "Triple Rule-Out" Coronary CT Angiography
Physicians can dramatically reduce the radiation dose delivered to patients undergoing coronary CT angiography in a "triple rule-out" protocol by simply using tube current modulation, according to a study performed at Thomas Jefferson University Hospital in Philadelphia, PA. view more (2009-04-06)
Stressed-Out Moms Think Their Children are More Difficult
Mothers who experience stress from parenting are more likely to perceive their babies as temperamentally difficult, according to a new study by researchers at Bradley Hospital, Brown Medical School and Women & Infants' Hospital. view more (2006-01-06)
DNA repair mechanisms relocate in response to stress
Like doctors making house calls, some DNA repair enzymes can relocate to the part of the cell that needs their help, a collaborative team of scientists at Emory University School of Medicine has found. view more (2009-03-27)
Lone dieters have slim chance of success
Organised weight loss groups are the most effective way to diet, according to new research conducted by Aston University's Dr Mike Green and Nicola Elliman in conjunction with the Western Human Nutrition Center, University of California. The study (funded by the US Department of Agriculture) measured the... view more... (2004-02-25)
Landslide syndrome: politicians and executives surf the waves of change
Psychological models of stress and change have been used to predict the behaviour of world leaders and executives in periods of radical change. Professor Peter Herriot, Institute of Employment Studies, Dr Richard Plenty, Shell International, Ashley Weinberg, University of Manchester and Dai Williams, Eos Career Services, explore the psychological... view more... (1998-12-23)
Stress-related disorders affect brain's processing of memory
Researchers using functional MRI (fMRI) have determined that the circuitry in the area of the brain responsible for suppressing memory is dysfunctional in patients suffering from stress-related psychiatric disorders. Results of the study will be presented today at the annual meeting of the Radiological Society of North America (RSNA). view more (2008-12-03)
Violence at work significantly boosts clinical depression risk
Employees subjected to real or threatened violence at work run a major risk of becoming clinically depressed, indicates research in the Journal of Epidemiology and Community Health. view more (2006-08-10)
Not all fat is created equal
A Temple University study finds fat in obese patients is "sick" when compared to fat in lean patients. view more (2008-08-28)
Relationship between environmental stress and cancer elucidated
One way environmental stress causes cancer is by reducing the activity level of an enzyme that causes cell death, researchers say. view more (2007-11-06)
An angry heart can lead to sudden death, Yale researchers find
Before flying off the handle the next time someone cuts you off in traffic, consider the latest research from Yale School of Medicine researchers that links changes brought on by anger or other strong emotions to future arrhythmias and sudden cardiac arrests, which are blamed for 400,000 deaths annually. view more (2009-02-25)
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