Summary: If you constantly feel tightness, pressure, or tenderness right at the base of your skull and it keeps triggering headaches, neck pain, or brain fog, you’re not alone. Most people are told it’s stress, age, or “just tension” but those explanations miss what’s actually happening underneath. In this article, you’ll learn the 5 reasons why the pain at the base of the skull keeps coming back no matter what you try (and what actually helps it go away for good).