People who love a good thrill are known in psychology as high sensation seekers. According to psychologist Ken Carter, high sensation seekers produce less cortisol than low sensation seekers in risky situations like white water kayaking. They also seem to produce more dopamine, which is that neurotransmitter that's associated with pleasure.
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A new U.S. intelligence report could not conclude whether the SARS-CoV-2 virus escaped from a lab in Wuhan, China or spilled over from an infected animal. Without more information about the early days of the outbreak, a more definitive explanation is unlikely, the report found.
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People don face masks to help keep the coronavirus at bay in June in Ankara, Turkey. But what about earlier recommendations to stay 6 feet away from others and limit close contact to 15 minutes? Are these still effective against the contagious delta variant?
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Hillary Creech, of Jonesboro, Ark., built a DIY air purifier for her husband's classroom. "My husband's classroom in particular has a wall full of windows, none of which open," she said
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