Definitions of healthy:

• adjective:   exercising or showing good judgment

  Example: "Healthy scepticism"

• adjective:   financially secure and functioning well

  Example: "A healthy economy"

• adjective:   promoting health; healthful

  Example: "A healthy diet"

• adjective:   having or indicating good health in body or mind; free from infirmity or disease

  Example: "A rosy healthy baby"

• adjective:   physically and mentally sound or healthy