Iron and copper are common metals used to make cars, pots, and other inanimate objects, but they are also very important in the body. Too much iron and copper can be bad for the brain.

As life spans continue to increase, so the will risk of dementia in individuals, but new research from Sweden indicates people can minimize this risk.

Digested green tea is more potent than its fresh-brewed undigested form and may be useful in preventing Alzheimer's disease and even cancer.