Air pollution spikes may impair older men’s thinking, study finds

Air pollution spikes may impair older men’s thinking, study finds

Even short, temporary increases in airborne particles can damage brain health, research suggests

Temporary rises in air pollution may impair memory and thinking in older men, according to research that indicates even short-term spikes in airborne particles can be harmful to brain health.

Scientists found that the men’s cognitive performance fell following rises in air pollution during the month before testing, even when peak levels remained below safety thresholds for toxic air set by the World Health Organization and national regulators.

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