stress

06/26/2014 - 23:08

When we feel mentally stressed, we often also feel physiological changes, including a faster heart rate and an increase in body temperature. This increase in body temperature is known as psychological stress-induced hyperthermia, which is a basic stress response broadly observed in mammals. The response is helpful for warming up the muscles during "fight or flight" situations, such as when wild animals face their enemies; however, stress for people in today's society can last a long time and cause a chronic increase in body temperature, a condition called psychogenic fever, which brings on intense fatigue.

01/09/2014 - 09:59

Collaborating scientists at The Scripps Research Institute (TSRI), the National Institutes of Health (NIH) and the University of Camerino in Italy have published new findings on a system in the brain that naturally moderates the effects of stress. The findings confirm the importance of this stress-damping system, known as the nociceptin system, as a potential target for therapies against anxiety disorders and other stress-related conditions.

 

12/19/2013 - 08:34

A genetic trait known to make some people especially sensitive to stress also appears to be responsible for a 38 percent increased risk of heart attack or death in patients with heart disease, scientists at Duke Medicine report.

 

11/05/2013 - 09:48

Children of survivors of extremely stressful life events face adjustment challenges of their own, as has been most carefully studied among the children of Nazi Death Camp survivors. This "intergenerational" transmission of stress response has been studied predominately from the psychological perspective. However, recent research points to biological contributions as well.

 

10/16/2013 - 08:06

About a dozen years ago, scientists discovered that a hormone called ghrelin enhances appetite. Dubbed the “hunger hormone,” ghrelin was quickly targeted by drug companies seeking treatments for obesity — none of which have yet panned out.

 

10/08/2013 - 14:07

A recently published study suggests that exposure to social stress not only  impairs a mother’s ability to care for her children but can also negatively impact her daughter’s ability to provide maternal care to future offspring.