Here is a brief, factual summary of the medical article in Slovak: New research from the journal JAMA suggests that stress may link depression and anxiety to a higher risk of cardiovascular disease. The study found that stress activates inflammatory processes in the body that can lead to damage to the heart and blood vessels. In addition, the article reports on other health topics, such as the effectiveness of polypills for hypertension, the effect of food preservatives on diabetes, and the use of melatonin in children. He also deals with blood biomarkers of Alzheimer's disease, antibiotics for appendicitis and restless legs syndrome.