Washington: Stress is bad for you -- you`ve heard it a thousand times. But it can be good for your immune system, says a study.Short-term stress, the fight-or-flight response, a mobilisation of bodily resources lasting minutes or hours in response to immediate threats -- stimulates immune activity, said Firdaus Dhabhar, associate professor of psychiatry and behavioural sciences and member of the Stanford University Institute for Immunity, Transplantation, and Infection.
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