MeSH tree: D02.455.426.559.389.657
New research by engineers at the University of Colorado Boulder aims to get to the bottom of why, as the saying goes, you get a "skip in your step" when you're happy.
Feb 27, 2026
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A large new study suggests that higher levels of a common amino acid called tyrosine may be linked to a shorter lifespan in men.
Feb 27, 2026
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Daily aspirin use does not offer a quick or reliable way to prevent bowel cancer in the general population and carries immediate risks of serious bleeding, a new Cochrane review finds.
Feb 25, 2026
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When we learn a new motor skill—whether mastering a piano passage or refining balance while walking—the brain must reorganize the circuits that control movement. For decades, this process of synaptic remodeling has been attributed ...
Feb 24, 2026
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Depression is a complex and deeply personal experience. While almost everyone has periods of sadness, low mood or grief, depression is different. Major depressive disorder is persistent, interferes with day-to-day activities, ...
Feb 22, 2026
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For the first time, researchers show that tirzepatide—the active ingredient in the diabetes and weight-loss drug Mounjaro—reduces alcohol intake as well as relapse-like behaviors in rats and mice. The findings are considered ...
Feb 20, 2026
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More than a century ago, Pavlov trained his dog to associate the sound of a bell with food. Ever since, scientists have assumed the dog learned this through repetition. The more times the dog heard the bell and then got fed, ...
Feb 18, 2026
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Many everyday foods and seasonings—such as herbs, spices, and aromatic plants—contain natural compounds called phytochemicals that can regulate inflammatory pathways. For centuries, these ingredients have been used together ...
Feb 17, 2026
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A new study has ignited the debate over whether every pregnant woman should take low-dose aspirin.
Feb 16, 2026
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Scroll through social media and you'll quickly encounter phrases like "I am worthy" or "I choose happiness."
Feb 15, 2026
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