How exercise can calm anxiety

Researchers at Princeton University have found that exercise creates new brain cells then shuts them down when they shouldn’t be active. Physical exercise, they found, based on studies in animals, creates a lot of “excitable neurons” in a portion of the brain involved in thinking and emotional responses, the hippocampus. At the same time, exercise has also been found to reduce anxiety in both people and animals, the New York Times said. Quoting the director of the Gould Lab at Princeton, the Times said that “the hippocampi of active people might be less susceptible to certain undesirable aspects of stress than those of sedentary people.”

Read the full story in the New York Times. 
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