Dual Diagnosis Treatment Center in Redmond
If a person continues to use drugs, the brain will adapt by decreasing the ability of reward circuit cells to respond to it. As long as the individual continues to use drugs, this will continue. Tolerance, also known as the "lower" effect, is a phenomenon that reduces the amount of high an individual gets compared to when they first took the drug. You can achieve the same high by taking more of the drug. These brain changes can cause an individual to lose pleasure in other activities they once enjoyed, such as eating or sexual activity.
Long-term drug use can also cause brain changes and other chemical systems. This can affect learning, judgement, decision making, stress, memory, and behavior. Many people who abuse drugs continue to use them despite knowing the potential negative consequences.
Why is it that some people have a tolerance for drugs and others can avoid this fate? It is impossible to predict whether someone will become dependent on drugs. There are many factors that influence the likelihood of an addict developing. Predisposing traits are the most likely to lead to addiction.
Biology. Genetics are responsible for half of an individual's likelihood of developing addiction. Gender, ethnicity, and other mental disorders can also increase the risk of drug abuse or addiction.