Revert "- added override method 'getvalue' to Health.java'"

This reverts commit 43128424f9f4ec65d1553ca59a05796179c9acf3.
Revert "- Health.java now has a min/max range; constructor sets this range"

This reverts commit e8991fa0f10bfdb6aca20293725de0c2a768f3f7.