Cortisol Doesn't Cause Belly Fat — Here's Why
Dr. Julie Smith explains that while cortisol is often blamed for stress-related weight gain, the real issue lies in behavior and lifestyle. Chronic stress leads to poor sleep, unhealthy eating, and inactivity — not direct hormonal fat storage. Fixing those behaviors changes brain chemistry more effectively than focusing on cortisol alone.
- Cortisol is not the direct cause of belly fat or weight gain.
- Stress impacts behavior — sleep, diet, movement — which in turn affects body composition.
- Changing behavior (like improving sleep or nutrition) alters brain chemistry more than medication alone.
- The idea that 'chemical imbalance' starts mental health issues ignores environmental and psychological factors.
“I'll be very very surprised if the person with even the worst serotonin in the world but was getting up on time and had great…”