Half of estimated 400,000 deaths due to ischemic heart disease in the United States of America could be eluded if people ate healthy food and gave up smoking. These are the results of the conducted investigation.

Doctors often abuse prescribing antibiotics for patients with a cough or symptoms of mere cold. Meanwhile, the most simple laboratory analysis is able to tell the doctor rather exactly if the patient really needs antibiotic therapy.

Scientists claim that positive emotions can keep you from ischemic diseases and in general decrease the risk of cardiac diseases. It took the authors of the work ten years to gather these data.