The vagus nerve can cause dizziness or fainting when blood pressure drops suddenly. Learn why this happens, how it is called vasovagal syncope, and what it means for nervous system health.

The vagus nerve links the brain and gut. Discover how it regulates digestion, why dysfunction causes problems, and what you can do to support healthy gut function.

The vagus nerve plays a major role in mood and emotional balance. Discover how vagus nerve dysfunction can contribute to depression and what can help restore calm.