The April 8 issue of Neurology carries the results of a study conducted on 486 people ranging in age from 60 to 90 with no symptoms of dementia. These same people were monitored for about six years each to see if anyone developed Alzheimer’s disease. Earlier bouts of depression were logged, too, with 134 study participants reporting at least one depressive episode that required medical intervention.... 

Diesel fumes are known to be toxic and a risk factor for respiratory cardiovascular disease among other things. A new Dutch study released on Tuesday now suggests that inhaling diesel exhaust stresses the brain and may damage its function. Paul Borm, lead researcher of the study, at Zuyd University and colleagues placed 10 volunteers in a room filled with exhaust from a diesel engine for one hour... 

WASHINGTON: Ever wondered why you can’t resist yourself from walking into a bakery after seeing chocolate- frosted donuts from the store’s window? Well, the culprit is not lack of self-control but the brain. New research from Northwestern University’s Feinberg School of Medicine reveals how hunger works in the brain and the way neurons pull your strings to dive for the edible items. In...