Health, hygiene and cleanliness are important for overall well-being. Health is defined as a state of complete physical, mental and social well-being. Hygiene refers to conditions and practices that help maintain health and prevent disease. Personal hygiene practices include keeping hands and nails clean, washing hair regularly, brushing teeth after meals, and exercising daily. Maintaining a healthy environment also helps prevent disease by avoiding stagnant water and properly disposing of sewage and garbage.