How Slot Machines Mess With Your Brain to Get You Hooked on Losing

  • Games trigger addictive dopamine rushes, scientists say
  • Lawmakers call for tighter controls as gambling losses rise
Photographer: Matthias Tunger/Getty Images
Lock
This article is for subscribers only.

There are few worse bets than a slot machine in the world of gambling.

The games are programmed to ensure the house wins and they trigger a chemical surge in the brain that can fuel addiction, scientists say. The father of behavior analysis, U.S. psychologist B.F. Skinner, likened slot-machine players to the pigeons he’d trained to peck for scraps of food.