DDT: Pesticide linked to Alzheimer's

By James Gallagher Health and science reporter, BBC News
 

Exposure to a once widely used pesticide, DDT, may increase the chances of developing Alzheimer's disease, suggest US researchers.

A study, published in JAMA Neurology, showed patients with Alzheimer's had four times as much DDT lingering in the body as healthy people.

Some countries still use the pesticide to control malaria.