The impotence drug Viagra could lead to blood clots and may be dangerous in those already at risk of a heart attack and stroke, it has emerged. A study suggests that Viagra can encourage blood ...

People who are slim but have hidden pockets of fat within their muscles are at increased risk of deadly heart conditions, new research shows. Researchers from Harvard Medical School studied ...

People with a certain heart valve abnormality are at increased risk of severe heart rhythm disorders, even after successful valve surgery. This is according to a new study from Karolinska ...