Researchers note that some people have difficulty experiencing pleasure from naturally occurring rewards that, to most people, are satisfying. Consequently, these individuals are compelled to seek out additional sources of pleasure through activities such as drug use. This hypothesis is called the .

The answer is the Reward Deficiency Syndrome Hypothesis.

Explanation:

Reward Deficiency Syndrome Hypothesis is considered as some mental health disorders, instead of a single and separate mental illness. Some mental illnesses are related to RDS. They include addictions, compulsive behaviors, as well as impulsive behaviors.

It is said that Reward Deficiency Syndrome occurs when there is a rupture related to the reward cascade, which produces aberrant conduct because of the existence of genetic and environmental influences. RDS affects the way through which we achieve some physiological drives like food, water or sexual reproduction.    

the government i believe.

answer; fair labor and standard act;