Do positive affirmations work? A psychologist unpacks the evidence
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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MeSH tree: D02.455.426.559.389.657.166.175
Scroll through social media and you'll quickly encounter phrases like "I am worthy" or "I choose happiness."
Feb 15, 2026
0
14
The feeling starts in your nervous system. Your pupils dilate, you become short of breath, sweat collects on your palms, and suddenly you can't eat a bite. You're in love—or in lust, at the very least. It's what psychologist ...
Feb 12, 2026
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University of Pennsylvania Perelman School of Medicine and Yale University School of Medicine, along with other collaborators, report that lung adenocarcinoma can engage nerve pathways that link the lung to the brainstem ...
Notoriously tricky to detect, pancreatic cancer also often resists traditional therapy. So, researchers are urgently looking for new ways to disrupt tumor formation. Though scientists know that the nervous system can help ...
Feb 9, 2026
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Parkinson's disease is a progressive neurodegenerative disorder that affects more than one million people in the United States, with approximately 90,000 new cases diagnosed each year. Although available treatments can help ...
Feb 5, 2026
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Memories must be flexible so animals can adapt when the world changes. FMI neuroscientists have found that in fruit flies, simply tasting a sugar reward again can weaken all previous associated memories. This process may ...
Feb 5, 2026
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Dopamine—a neurotransmitter responsible for influencing motivation, pleasure, mood and learning in the brain—has experienced a bit of fame in recent years, acting as a sort of buzzword to describe a fleeting satisfaction ...
A baby's babbling may sound like nonsense, but it's actually an extended act of trial-and-error learning. As babies produce different sounds, their brains note which attempts succeed and which ones fail. Over time, that feedback ...
Jan 30, 2026
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Why do we sometimes keep eating even when we're full and other times turn down food completely? Why do we crave salty things at certain times, and sweets at other times? The answers, according to new neuroscience research ...
Jan 29, 2026
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Procrastination, the tendency to unnecessarily delay or put off tasks even if this will have negative consequences, is a common behavior for many people. While occasionally delaying or putting off bothersome tasks is not ...