Researchers have discovered that the Tau protein, often linked to neurodegenerative diseases like Alzheimer's, also has a protective role in the brain.

It "has an effect on every aspect of your life and most importantly your brain," neurologist Kim Johnson Hatchett said.

The neurological impact of toxic substances in the environment isn't limited to a single condition. Researchers uncover more evidence linking air pollution to brain inflammation and dementia: 'Significant and concerning health effects' first appeared on The Cool Down.

Air pollution, long known for its harmful effects on the lungs, may be an accomplice in the development of Alzheimer's disease