Dr. Bing, MD MPH on Instagram: "Social media is not automatically bad for the brain but how we use it matters more than most people realize. Research shows that real social connection protects against dementia but endless scrolling does the opposite by training the brain toward distraction novelty seeking and weaker memory formation. Over time this can chip away at cognitive reserve which is one of the strongest predictors of long term brain health. The brain adapts to what it practices. When ha