Cardiovascular Diseases refers to conditions affecting the heart and blood vessels, including heart attacks, strokes, coronary artery disease, etc. The risk of certain cardiovascular diseases may be increased by smoking, high blood pressure, high cholesterol, unhealthy diet, lack of exercise, and obesity. Symptoms of cardiovascular diseases can vary depending on the specific condition but may include chest pain, shortness of breath, fatigue, irregular heartbeats, swelling in the legs and feet, etc.