brain health

Air pollution tied to brain aging, memory loss later in life, study finds

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A sad woman hugging her sad father

Older adults who lived in areas with high air pollution levels early in the 2000s scored significantly worse on memory tests in 2011 than their peers in low-pollution communities, even if air quality improved in the meantime, according to a new study. The magnitude of the decline was comparable to roughly two to six years … Air pollution tied to brain aging, memory loss later in life, study finds

Aspartame sweetener may disrupt blood vessels, raising stroke risk, first-of-its-kind study suggests

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Someone pouring a glass of Diet Coke

Aspartame—the artificial sweetener found in everything from Diet Coke and sugar-free chewing gum to children’s medications—may raise the risk of the most common type of stroke by causing inflammation and disrupting blood vessel health and blood flow, according to new research.