What is substance use disorder?
We all have different strategies and ways that we navigate life, different ways to have fun or manage stress or get through uncomfortable times in life. A lot of people take substances, and it does support them and does help them have fun, get through difficult times, but there are a group of people that take substances for such reasons and then find themselves locked in a pattern of taking substances. And generally, what happens with this particular group of people is they cross a line whereby the pattern becomes habitual. They find it difficult to stop. The strategy, that initially was making their lives easier, starts to create problems.
How does substance use disorder usually begin?
I mean, usually it begins as a fairly harmless, fun recreational activity; it usually begins very innocently. And in the early days, is usually very little consequences to it.
What are the signs of developing substance use disorder?
You may expect to see somebody kind of withdrawing from family life. Maybe they're spending a lot of time away from their family house. They’re keeping strange hours, not turning up for important appointments. These kinds of things we would expect to notice as substance use disorder is developing, in particular being defensive when maybe lightly challenged by people, and definitely swings in mood would be one sign.
Is there a psychological aspect to substance use disorder?
I mean, generally speaking, substance use disorder is both psychological and physical. The body adapts to taking a substance every day. So when you take away that substance there will be some physical withdrawal symptoms. These vary from substance to substance. Similarly, psychologically, the comfort and relief maybe one gets from a substance, when that's taken away there can be a feeling of unease that can have a detrimental effect on how we manage different emotions.
What are the underlying causes of substance use disorder?
There can be many different underlying causes to substance use disorder and they vary from person to person. They would include such things as trauma, adverse childhood experiences, maybe undiagnosed psychiatric conditions. They can include the developmental factors and the environment that the person has grown up in or lived in.
Is drug addiction influenced by genetics?
New research has shown that there is, or there probably is a genetic component to substance use disorder and alcohol use disorder. That doesn't necessarily mean that it's going to develop, but that's, some people may have a propensity toward it. There's also a behavioural or a social component to it.