Answer:
being healthy pertains to the physical body usually.
being well usually will refer to the mental health of the person
Explanation:
being healthy physical
being well mentally
I am pretty sure that I know which word should fill this statement. Because they have similar chemical structures, morphine and other opiates are able to lock into receptor sites for endorphins. According to the definition and main functions of <span>endorphins, this option is the only suitable. Regards!</span>