Health Matters - Dementia is one of the scariest diagnoses in medicine, in part because it seems impossible to prevent.

Dementia is one of the scariest diagnoses in medicine, in part because it seems impossible to prevent. But recent research suggests that's not the case. In fact, a new report based on an analysis of hundreds of studies says almost half of dementia cases could be prevented or delayed if people adopted certain habits. These are among the most effective.

- By Jamie Ducharme

Dementia is one of the scariest diagnoses in medicine, in part because it seems impossible to prevent. But recent research suggests that's not the case. In fact, a new report based on an analysis of hundreds of studies says almost half of dementia cases could be prevented or delayed if people adopted certain habits. These are among the most effective.