Around 60,000 people are prescribed beta blockers every year in the UK. But a trial has found that, for about half of patients, they do not reduce the risk of death or further heart attacks.
Heart rate variability (HRV) has long been measured by doctors. But now - using just a shop-bought fitness tracker - adults could check it themselves to see how they respond to hidden stress triggers.
Long Covid patients (stock photo) are twice as likely to experience life-threatening heart problems, a major study has found. The condition affects two million people in the UK.
The operation is designed to cure a condition called aortic valve stenosis, which happens when a crucial valve in the heart narrows and reduces blood flow around the body.