2min chapter

TED Radio Hour cover image

Breathe

TED Radio Hour

CHAPTER

The Effects of Dirty Air on the Brain

Air pollution has been linked to heart attacks, strokes and many kinds of cancer. One study found the same markers in puppies' brains that doctors use for Alzheimer's disease diagnosis. Children who lived with dirty air had short-term memory loss and IQs 10 points lower than their peers. Here's Beth Gardner on the TED stage.

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