Scott Small

US study finds Alzheimer's spreads like infection

A new US study has found that Alzheimer's disease spreads from one part of the brain to another like an infection, a discovery that could aid the development of treatments to slow its progress.
 

Ex-NFL players report higher rates of dementia

Retired professional football players may have a higher rate than normal of Alzheimer's disease or other memory problems, suggests a preliminary study that provides more fuel for concerns about long-term risk of concussions.
 

Ex-NFL players report higher rates of dementia

Survey of NFL retirees indicates higher rates of memory problems; work called preliminary. Retired professional football players may have a higher rate than normal of Alzheimer's disease or other memory problems, suggests a preliminary study that provides more fuel for concerns about long-term risk of concussions.
 

Tree branch kills Pa. woman days after NY accident

Pa. woman killed by falling tree branch in one of world's biggest parks days after NY accident. A woman jogging in a Philadelphia park has been killed by a falling tree branch just days after a similar incident in New York's Central Park left a man comatose.