What people often underestimate is the complexity of drug addiction -- that it is a disease that impacts the brain, and because of that, stopping drug abuse is not simply a matter of willpower.n this article. Many people do not understand why people become addicted to drugs or how drugs change the brain to foster compulsive drug abuse. They mistakenly view drug abuse and addiction as strictly a social problem and may characterize those who take drugs as morally weak.
Definition of conspiracy theory. : a theory that explains an event or set of circumstances as the result of a secret plot by usually powerful conspirators.
For a general treatment of theories, see theory. A scientific theory is a well-substantiated explanation of some aspect of the natural world that is acquired through the scientific method and repeatedly tested and confirmed through observation and experimentation.he theory of biological evolution is more than just a theory.. It is as factual an explanation of the universe as the atomic theory of matter or the germ theory of disease. Our understanding of gravity is still a work in progress.