Study finds emotional tweets by politicians don’t always win followers and can backfire with diverse audiences
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Updates every hour. Last Updated: 15-Nov-2025 23:11 ET (16-Nov-2025 04:11 GMT/UTC)
Providing practical help to a close friend—such as picking up medication, cooking a meal or helping with household chores—may be linked to a more positive mood among older adults in daily life.
Researchers have identified a novel brain circuit that helps animals swiftly respond to perceived threats— and dial down that response when they learn there’s no real danger. In people with anxiety disorders, this circuit may be broken.