@CNN: Older adults living in areas of London with the highest amount of annual air pollution concentration in the region were at a subsequent higher risk of dementia compared with those living in areas with the lowest amount, a new study finds https://t.co/RmUclhAc0S https://t.co/iO7DFjcmmx

@CNN: Older adults living in areas of London with the highest amount of annual air pollution concentration in the region were at a subsequent higher risk of dementia compared with those living in areas with the lowest amount, a new study finds https://t.co/RmUclhAc0S https://t.co/iO7DFjcmmx