A border collie jumps to catch a flying disc during a competition. New research suggests that dog stress mirrors owner stress, especially in dogs and humans who compete together.
Chronic stress at work can lead to burnout, a syndrome defined by the World Health Organization as including depleted energy, exhaustion, negativity, cynicism and reduced productivity.
Physicians face long hours, frustrating paperwork and sometimes difficult patients. But researchers aren't so clear on whether burnout is the right word to describe their problems.
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New research finds that African-Americans who grow up in harsh environments and endure stressful experiences are much more likely to develop Alzheimer's or some other form of dementia.
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Uncertainty about the future can raise stress levels, psychologists say. Here, students in Charlotte, N.C., hold hands during a Sept. 21 protest after Keith Lamont Scott was shot and killed by a police officer.
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