Heart disease, also known as cardiovascular disease, encompasses a range of conditions that affect the heart’s structure and function. These conditions include coronary artery disease, heart failure, arrhythmias, and congenital heart defects, among others. Heart disease is a leading cause of death worldwide, accounting for millions of deaths each year. Risk factors for heart disease include high blood pressure, high cholesterol, smoking, diabetes, obesity, poor diet, physical inactivity, excessive alcohol consumption, and family history of heart disease. Prevention strategies focus on lifestyle modifications such as eating a healthy diet low in saturated fats and cholesterol, maintaining a healthy weight, exercising regularly, quitting smoking, and managing stress. Additionally, early detection and management of risk factors, along with regular medical check-ups, are essential for preventing heart disease and reducing the risk of complications. Treatment options for heart disease vary depending on the specific condition but may include medications, lifestyle changes, and surgical interventions such as angioplasty or bypass surgery. By adopting healthy habits and managing risk factors, individuals can reduce their risk of heart disease and improve their overall heart health.