Effect of substance abuse on the brain essay sample

 

The first thing you need to understand regarding the subject in question is that drugs tend to activate the pleasure circuit. The reason why that happens is as follows: when you do something pleasant or enjoyable, the brain remembers that activity and signals you to do it again. That is why we love to eat tasty food, smoke or drink alcohol. The same goes for drugs or any other substance you use. The more often you do it, the more likely you are to repeat that activity. Time passes and you get used to the activity which means that pleasure does not last for as long as it has been at the beginning. When that happens, the brain signals you to do that activity more and more often in order to reach that desired effect.

Apart from that, drugs alter the way in which pleasure center works which is the reason why you need to do it more. What is also important to highlight is that each drug has a specific influence on the brain depending on its type. In order to read more, feel free to go to …

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