The medicine intended to treat restless leg syndrome and Parkinson’s is in a class of drugs known as dopamine agonists. Dopamine is a neurotransmitter responsible for feelings of reward, and the artificial increase caused by these drugs can make someone seek out more of it — and that’s something mobile games excel at providing. Small rewards, like opening a loot box , receiving a new item, or just finishing a level, all generate a boost of dopamine in the brain. Within weeks...
