Uploaded April 2026 | Updated September 2026, 3 weeks ago

---

Your brain on doom-scrolling: Your phone uses variable ratio reinforcement—the same mechanism as slot machines. Dopamine spikes from anticipation, not the reward. Each scroll: spike, drop, crave more. You’re not weak. You’re up against a system designed to exploit your dopamine. Build friction.

Send this to someone who just lost another hour. Your Brain Explained series—Part 4. Follow for Part 5.

#YourBrainExplained #DoomScrolling #Dopamine #VariableReinforcement #DrTraceyMarks #Neuroscience #MentalHealthEducation #PhoneAddiction #BrainScience