Obesity is a national health problem that causes significant illness and disability. A new method for determining the risk for complications from bariatric surgery may steer more physicians and patients towards considering it as an option. 

Heart disease is the leading cause of death in the United States. That is why it's important to diagnose the disease early. According to a new study, attaching a device to people's finger while they sleep can easily identify those at risk of heart disease.

Not getting enough vitamin D has been linked to weak bones. Now, results from a new study show that having low levels of vitamin D may lead to a variety of heart and blood pressure problems.

How can not eating food be healthy, you ask? Well, new research shows that fasting may be good for your heart and diabetics.

Evidence mounts from all corners to continue a regular exercise program and low-salt diet.   A new study supports this recommendation and shows an inverse relationship in the amount of exercise one gets and the effect salt intake has on their blood pressure.

One of the most important things that heart patients can do to better their health is to take the drugs they are prescribed. However, many patients skip out on their pills, often because prescription drugs costs are high.

Before performing knee replacement surgery, doctors had to get the patient's blood pressure under control. A 76-year-old woman did not respond to the usual drug treatments. However, after she sang a few religious songs, her blood pressure dropped dramatically.

After leaving the hospital, many elderly patients with heart failure need skilled nursing care. This kind of care, however, does not mean that patients and their families will go back to a normal life. In fact, these patients often have a higher risk of death or returning to the hospital.

Renal denervation treatment, is a new technique which interrupts the nerve signals between the kidneys and brain, helped dropped blood pressure in 39% of people with drug-resistant hypertension.

For almost a century, sonar has helped submarines find their way through mysterious waters. Now, researchers have found that sonar technology can be used to identify and diagnose stroke.