There's something to be said for patients brimming with optimism. A positive outlook may actually improve your health. Those with a sunny outlook may be at a reduced risk of stroke.

Disease management is going high tech. NYU Langone Medical Center and rehabilitation provider Jewish Home Lifecare are testing how patients with congestive heart failure can benefit from telehealth technology.

A disease may not affect all populations in an equal manner. A recent study shows that Spanish patients with a rare genetic metabolic disease do not necessarily exhibit the same symptoms as those in other European countries.

It sounds straight out of a science fiction movie, but doctors hope to identify the root cause of heart attacks and coronary artery disease through the nation's first heart-based "disease in a dish" research.

Not all fat is created equal, especially when it comes to men with excessive weight around the middle. Some with added belly fat may be at an increased risk of developing heart disease and other serious health problems.

Dementia can be brought on by a number of risk factors. One of the most surprising that has recently been linked to the cognitive impairment, however, is a type of heart condition involving restricted arteries.

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 number of teen athletes have suffered fatal heart problems during sports practice, leaving doctors scrambling to find a way to prevent such deaths. ECG screenings had been suggested, but they may not be accurate.

There was a time when people would have scoffed at the idea of developing an artificial heart capable of functioning for years. Now there is a wireless heart pump upgrade.

Milk and soy are known to offer a number of health benefits, and lowering blood pressure is another health benefit that can be chalked on this ever-increasing list.