Researchers uncovered how estrogen subtly reshapes learning by strengthening dopamine reward signals in the brain. Rats learned faster when estrogen levels were high and struggled when the hormone’s activity was blocked. The findings help explain how hormonal cycles influence cognitive performance and psychiatric symptoms. This connection offers a new path for understanding brain disorders tied to dopamine.
source https://www.sciencedaily.com/releases/2025/11/251121090740.htm
Pharmaceuticals face 100% tariffs in US - unless firms strike a deal
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The order does not affect generic medicines, the most commonly used in the
US.
source
https://www.bbc.com/news/articles/cx29kke01gpo?at_medium=RSS&at_camp...
20 hours ago
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