How It Works

WHY WE GET ADDICTED

Addiction is a biopsychosocial disorder, meaning that its occurrence is a combination of a person’s biology, mental health and societal factors. It’s typically associated with a dependency on different harmful substances or behaviours, such as the use of narcotics, alcohol or gambling, but can also apply to overdoing anything that leads to harm.

What unites addictions is their ability to increase the levels of dopamine in the body. Dopamine is a neurotransmitter that’s

You’re reading a preview, subscribe to read more.

More from How It Works

How It Works6 min read
Braindump
Several species of sharks are known to live in freshwater environments, but whether they should be considered true freshwater fish is debatable. Probably the most mysterious are the river sharks of the genus Glyphis. Fewer than ten species have been
How It Works4 min read
Inbox
Dear HIW, When you see foods labelled ‘organic’ in shops, what exactly does this mean? Is there any evidence to say that organic food is better for you? What are the pros and cons? Shawn Hardy The main difference between organic and non-organic produ
How It Works7 min read
ESSENTIAL GADGETS OF THE 1980s
A Game Boy made it into space with cosmonaut Aleksandr Serebrov on a mission to the Mir space station in 1993 Long before Alexa could take control of your home gadgets, the 1980s welcomed the Clapper, a compact device that could remotely switch on ap

Related Books & Audiobooks