Often a slow or racing heartbeat isn't a reason for concern. In some cases, however, it may suggest a heightened risk for a more serious heart condition.

Researchers already knew that overweight moms generally gave birth to children who became overweight too. But the health impact of obesity during pregnancy doesn't stop there.

Imaging has overwhelmingly proved an effective means of monitoring patients after medical procedures. It's non-invasive and allows doctors to monitor for complications. It just boils down to determining which type of imaging is most effective for certain patients.

A potentially fatal abnormal heartbeat means some patients need an implanted device to provide a shock when dangerous rhythms are detected. Cardiologists describe the shocking sensation "like being hit with a baseball bat in the chest."

Scientists hoped to examine how brief air pollution reductions would affect the heart. Using an interesting location -- the 2008 Beijing Olympics -- they found that even short-term drops in pollution exposure improve cardiovascular health.

Women who had a difficult childhood appear to be more prone to suffering migraines or chronic daily headaches once they become adults.

Several birth control pills have been linked to blood clots in women who use them, but sufficient evidence about similar risks from hormone contraceptive besides the Pill is lacking.

In recent years there has been a push to install automated external defibrillators ( AEDs ) to treat cardiac arrest at public locations. These life saving devices are much more accessible, but are still short on access.

For individuals with a family history of high blood pressure, moderate exercise and improved cardiovascular fitness may help even out the playing field.

Traditional heart failure treatment has been found to protect both African-American and white patients equally in preventing future hospitalizations or death.