Pure Zenith

  For a long time, depression was described as a “ chemical imbalance .” Low serotonin. Low dopamine. A brain problem. But what if that explanation is incomplete? Over the past decade, scientists have been asking a deeper question: What if, in some cases, depression begins not just in the brain — but in the immune system? It sounds surprising. Yet modern research is increasingly pointing toward a powerful connection between inflammation and mood. When the Body Is on Alert, the Mind Feels It Think about the last time you had the flu. You probably didn’t just have a fever. You felt tired. Unmotivated. Foggy. You may have wanted to withdraw from people. That “sickness behavior” isn’t random. It’s your immune system releasing inflammatory molecules — called cytokines — to fight infection. Here’s the interesting part: Those same inflammatory signals also influence the brain. They can alter: Serotonin production Dopamine signaling Motivation pathways Energy regu...