Cardiovascular diseases refer to a group of conditions that affect the heart and blood vessels, including coronary artery disease, heart failure, stroke, and peripheral artery disease. These diseases are among the leading causes of death globally, accounting for a significant burden of morbidity and mortality. Risk factors for cardiovascular diseases include hypertension, high cholesterol, diabetes, obesity, smoking, unhealthy diet, physical inactivity, and excessive alcohol consumption. Prevention strategies include adopting a healthy lifestyle, such as maintaining a balanced diet, engaging in regular physical activity, avoiding tobacco use, managing stress, and controlling underlying medical conditions. Early detection and management of risk factors are crucial in reducing the incidence and impact of cardiovascular diseases on individuals and communities.