🧠 Most people think testing the brain means doing a brain scan. But here’s the truth — a scan only shows what your brain looks like, not how it works. 💻 Let me ask you this: If your computer feels slow, would you open the case and stare at the hardware? Of course not. You’d run a performance test — check how fast programs load, how smooth things run. 🧩 The brain works the same way. MRI or CT scans can show if there’s bleeding or tumor — but not how efficiently your brain communicates. To trul