cognition

Air pollution may weaken children’s brain connections, study shows

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Children exposed to higher levels of air pollution in their homes from birth to age three may develop weaker connections between key brain regions, with potentially long-lasting effects on future learning, behavior, and health, according to a major new study.

Blocking mobile phone internet for two weeks may boost mood, mental health, and attention

A new study finds it could ease anxiety and depression and reverse years of attention decline, with lasting results

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A man in some trees, looking at a phone with a picture of the trees.

New research finds that blocking the internet from your phone for two weeks could ease anxiety and depression and reverse years of attention decline, with lasting results.

Everyday chemicals linked to cognitive decline in older adults, especially men, new study reports

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An older man staring at his computer

Older adults exposed to a mix of chemicals found in everyday products—such as food packaging, cosmetics, and printed receipts—may face a higher risk of memory loss and cognitive decline, according to a study published in April in the Journal of Affective Disorders. 

Exposure to particulate air pollution, even at low levels, can reduce children’s cognitive abilities

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Increased exposure to outdoor air pollution in early life can make it harder for children to learn and process information, especially in terms of critical thinking and non-verbal tasks, a new study reports.