Sex hormone signaling helps burn calories

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Heavyweight. Female mice without a receptor for an estrogen hormone in the part of their brain linked to energy balance grew to several times the weight of normal mice. Scientists say the weight gain was linked not to overeating but to a lack of phys ...
Heavyweight. Female mice without a receptor for an estrogen hormone in the part of their brain linked to energy balance grew to several times the weight of normal mice. Scientists say the weight gain was linked not to overeating, but to a lack of physical activity. Credit: Rockefeller University

Any dieter can tell you: Body weight is a function of how much food you eat and how much energy you use. The trick to maintaining a healthy weight lies in regulating the balance. Now new research from Rockefeller University suggests that brain cell receptors linked to sex hormones may play a role in the process by which we maintain that balance.


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