Category: Cardiology

Disrupted sleep is linked to increased risk of death, particularly in women

For the first time, a study has shown a clear link between the frequency and duration of unconscious wakefulness during night-time sleep and an increased risk of dying from diseases of the heart and blood vessels, and death from any cause, particularly in women. The study of 8001 men and women, which is published in […]

Air pollution and physical exercise: when to do more or less

Physical activity is important in preventing heart and blood vessel disease in young people so long as they don’t undertake very strenuous activity on days when air pollution levels are high, according to a nationwide study of nearly 1.5 million people published n the European Heart Journal [1]. Until now, little has been known about […]

Study suggests wearing a face mask during intense exercise is safe for healthy people

Wearing a protective face mask has only a modest effect on the ability of healthy people to do vigorous exercise, according to a study published in the European Respiratory Journal. Researchers carried out detailed testing on breathing, heart activity and exercise performance in a group of 12 people while they were using an exercise bike […]

Damage to the heart found in more than half of COVID-19 patients discharged from hospital

Around 50% of patients who have been hospitalised with severe COVID-19 and who show raised levels of a protein called troponin have damage to their hearts. The injury was detected by magnetic resonance imaging (MRI) scans at least a month after discharge, according to new findings published in the European Heart Journal [1]. Damage includes […]

People infected with COVID-19 have a higher risk of dying after a cardiac arrest

Women are nine times more likely to die COVID-19 patients who suffer a cardiac arrest either in or out of hospital are far more likely to die than patients who are not infected with the coronavirus. In particular, women have the highest risk of dying: they are nine times more likely to die after suffering […]

Metformin may affect risk of breast cancer in women with type 2 diabetes

A study of 44,541 women has found that there appears to be no association between type 2 diabetes and developing breast cancer overall. This may be because most women in the study with type 2 diabetes were taking metformin, a medication widely used to treat type 2 diabetes, whose actions may help to reduce the […]

Rich European countries have higher atrial fibrillation death rates than least wealthy

Women who develop the condition are more likely to die than men The wealthiest countries in Europe have higher death rates from atrial fibrillation than the least wealthy and these death rates are increasing more rapidly than incidence rates, according to the first analysis of its kind published in the European Heart Journal [1]. The […]

One small alcoholic drink a day is linked to an increased risk of atrial fibrillation

A study of nearly 108,000 people has found that people who regularly drink a modest amount of alcohol are at increased risk of atrial fibrillation, a condition where the heart beats in an abnormal rhythm. The study, published in the European Heart Journal [1], found that, compared to drinking no alcohol at all, just one […]

Socioeconomic background linked to survival after having a cardiac arrest in hospital

Hospital in-patients from lower socioeconomic backgrounds are less likely to receive prompt cardiopulmonary resuscitation (CPR) after their hearts stop beating and less likely to survive than patients from higher socioeconomic backgrounds. These are the findings of a new study in over 24,000 patients in Sweden, published in the European Heart Journal [1]. It is the […]