Final answer:
Wellness is the achievement of a person's best in all six components of health: physical, mental, and social health. It refers to a state of optimal well-being.
Step-by-step explanation:
The achievement of a person's best in all six components of health is known as wellness. Wellness refers to a state of optimal well-being that encompasses physical health, mental health, and social health. When all these components are balanced and functioning well, a person can achieve overall wellness.