Word: stress
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...Despite the stress, Karwowski says that ROTC instructors try to respect the other obligations in the lives of students who come from some of the nation’s most highly regarded universities...
...million U.S. troops have been deployed. Four thousand of them have been killed and 60,000 have suffered wounds, injuries or serious disease. More than 300,000 servicemen and women have been treated for medical problems at VA hospitals and clinics, including 68,000 diagnosed with post-traumatic stress disorder (PTSD). Hundreds of thousands of civilians have died in Iraq, and millions have been forced to flee the country...
...days of cigarette ads featuring smiling physicians are long gone, even today there remains a hypocritical culture of poor health among doctors. While it would seem that the very people whose job is to maintain the health of their patients would make better health decisions than smoking, the high-stress life of medicine has been the most common reason for engaging in this addictive habit. To combat this, Harvard Medical School (HMS) recently announced a cigarette smoking ban on campus grounds—a move highly consistent with the mission of the school and a strong step forward in promoting...
...first test - the landing - has gone well. The second will go even better: the ride home from the airport, once known as the Highway of Death because of the high incidence of insurgent attacks on commuters and military convoys, is remarkably stress-free. The Iraqi colleagues who have come to collect me laugh and joke as we drive; there's none of the nervous anxiety of previous trips. There are some Iraqi security forces along the road, but I see no American patrols...
...answer may start with brain chemistry. In the 1990s, Israeli researchers identified what they thought of as a risk gene, a bit of behavioral coding that changes the reabsorption of the neurotransmitter dopamine, making it easier for some people to respond to stress or anxiety. The higher your threshold for those feelings, the higher your tolerance for risk. But that accounts for only 10% of thrill-seeking behavior. A later University of Delaware study suggested that another neurotransmitter, serotonin, plays a role as well. The chemical helps inhibit impulsive behavior, and it could be in short supply in people...