Le Substack de Brain

The most misunderstood condition: Brain fog. It's not just fatigue. It's not just stress.

Cortisol is more than a stress hormone. It affects fat storage, sleep quality, and your ability to focus.

If you're stuck in chronic stress, your brain is working against you. Neuroscience proves your brain can get addicted to the stress loop—rewiring you for survival, not growth.

You've been lied to. That ringing in your ears isn’t normal. It’s a warning sign your nervous system is breaking down