MeSH tree: A08.186.211.200.885.287.249
Picture a star-shaped cell in the brain, stretching its spindly arms out to cradle the neurons around it. That's an astrocyte, and for a long time, scientists thought its job was caretaking the brain, gluing together neurons, ...
Feb 20, 2026
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Past studies in animals have shown that a highly processed diet is linked to memory problems and inflammation in the aged brain—and the effect can happen fast, after just three days of poor eating.
Feb 19, 2026
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Neuroscience rarely enjoys clean experiments. Most brain disorders are mosaics of risk genes, aging, lifestyle and chance that leave their origins obscured. Huntington's disease (HD) is different. It begins with a single ...
Feb 18, 2026
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For most people, the intense ache that follows the death of a loved one eventually softens, and daily life resumes. But for some, the pain does not ease with time—a condition known as prolonged grief disorder (PGD). In a ...
Feb 18, 2026
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Presbycusis is a prevalent form of age-related hearing loss that also hinders speech recognition. While scientists have linked hearing loss to an increased risk of cognitive decline, the biological "bridge" between the two ...
Feb 16, 2026
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Children and adolescents already have a lot on their minds, from schoolwork to friendships to family dynamics. If they also worry about the safety in their own neighborhoods, those mental tasks might become even more difficult. ...
Feb 16, 2026
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"Butterflies in the stomach" is that fluttery, nervous feeling you might have before a job interview, giving a speech or at the start of a romance.
Feb 15, 2026
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Scientists have traditionally studied how the brain controls movement by asking patients to perform structured tasks while connected to multiple sensors in a lab. While these studies have provided important insights, these ...
Feb 13, 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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Research investigating the effects of transcranial direct current stimulation (tDCS) on individuals with depression and comorbid anxiety reveals a dual impact of this noninvasive form of brain stimulation. Results showed ...
Jan 29, 2026
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