Tomatoes contain a nutrient that may prevent onset of vascular diseases, according to new research from Kyoto University.

Researchers have found an increase over the past 10 years in hypertension among older Mexican-Americans living in the Southwest region of the United States.

A blood test measuring the gamma-prime fibrinogen (a component of the blood's clotting mechanism) could help identify people at risk of heart attack, according a study from the Oregon Health & Science University.