Did you know shivering is one of the human body's oldest survival tricks to stay warm? AccuWeather's Anna Azallion explains.
Study Finds on MSN
Why does 102° feel like freezing? The brain circuit behind fever chills
In A Nutshell Your brain amplifies cold signals during fever. When you’re sick, a molecule called prostaglandin E2 cranks up ...
Discover Magazine on MSN
Fever chills are linked to the brain’s emotional center, and may be a survival strategy
Learn how a fever-related molecule activates emotional brain circuits, which intensify chills and drive warmth-seeking ...
As the world's best athletes take to frozen tracks, snow-covered courses and ice-lined arenas at the Winter Olympics, the cold is more than a backdrop, it is a force shaping every movement. From ...
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