00:00Research suggests positive thinking may help strengthen the immune system, pointing to a link between mental activity and the body's natural defences.
00:09Scientists found that people who used positive thinking to stimulate the brain's reward system produced more antibodies after vaccination than others.
00:18The findings do not suggest optimism can cure disease, but they indicate mental strategies could help the immune system fight infections and potentially target tumours.
00:30A professor at Tel Aviv University said it is the first demonstration in humans in what seems to be a causal manner that if you learn how to recruit your reward system in the brain, the effectiveness of immunisation increases.
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