Small undetected strokes are not uncommon in older patients. These incidences may be contributing to an increased risk of dementia and Alzheimer's disease in such patients.

Irregular heartbeat isn't usually life-threatening. It is relatively easy to manage. However, those with the disorder may be at a heightened risk for developing dementia, including Alzheimer's disease.

Moderate lifestyle changes may seem small, but they can provide large returns in better health. Exercising and smoking cessation are among modifiable changes capable of reducing risk of Alzheimer's disease.

A study from Loyola University suggests that neurological disorders like epilepsy and dementia are on the rise, but new therapies could soon be formed with the help of diagnostic tests and stem cell research.