There are basically four general determinants of health. They are the environment, human biology, lifestyle and accessibility to health care services. Good health is maintained and improved via dedicated effort and intelligent lifestyle choices. The quality of water is a very major environmental factor that is a defining determinant of health. Staying healthy is an active and ongoing process. Effective strategies for staying healthy involve nutrition, exercise, hygiene, stress management and effective and timely health care. They offer participants health risk assessments and screenings and monitoring of the body-mass index. It is important to stay attentive to all health aspects to ensure great health.