Dr. Celi says understanding how irisin activates brown fat could lead to new drugs to fight diabetes or help overweight individuals.
It is a short-term effect. We do not know yet the long term consequences of these interventions. So, studies need to be performed to address this very question. We do not know if this is advantageous, which individuals would be more able to gain from intervention.
Back in Chicago, Paige Worthy is pleased to know that shivering may have a physical benefit. Ms. Worthy works as a fitness trainer. She helps people improve their physical condition. She is not sure she will urge her fitness students to be cold and shiver.
As a newly-minted spinning instructor, I guess I would say that there are risks that go along with every exercise and every weight loss regimen, but this seems like kind of a perilous way to approach your weight loss, if it is going to be this cold.
Dr. Celi agrees. Just because shivering and exercise have similar effects on the body, he says, that does not mean standing in the cold should replace physical activity.
This Science in the News was based on reports from reporters Jessica Berman, Jennifer Lazuta and Rosanne Skirble. The program was written by Christopher Cruise, and produced by June Simms. Im Faith Lapidus.
And Im Steve Ember. Join us again next week for more news about science on the Voice of America.
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