Fitness refers to a state of physical and mental well-being achieved through regular physical activity and healthy eating habits. It includes improving endurance, strength, flexibility, and cardiovascular health. Regular exercise and a balanced diet help maintain a healthy weight, lower the risk of chronic diseases, and promote overall well-being. Fitness not only boosts physical health but also has a positive impact on mental health, reducing the risk of depression, anxiety, and stress. Engaging in physical activity regularly is essential for leading a healthy and happy life.