why do we get migraines when we are nervous?

The Deep Dive

When you're nervous, your body enters a 'fight-or-flight' state, a primal response orchestrated by the sympathetic nervous system. This triggers the adrenal glands to pump out stress hormones, primarily cortisol and adrenaline. These hormones cause a cascade of physiological changes, including increased heart rate, blood pressure, and muscle tension. Crucially for migraines, they also influence blood flow in the brain. Blood vessels can constrict and then dilate, a process known as vasodilation and vasoconstriction. This rapid change in vessel size, particularly the dilation, can irritate surrounding nerves and trigger the intense pain characteristic of a migraine. Furthermore, stress can lead to the release of neuropeptides, such as CGRP (calcitonin gene-related peptide), which are known to play a significant role in migraine pathogenesis by causing inflammation and pain signals in the brain's blood vessels and meninges.

Why It Matters

Understanding the link between nervousness and migraines is vital for effective management. It highlights that stress reduction techniques, such as mindfulness, meditation, or regular exercise, are not just about mental well-being but can directly impact physical pain. For individuals prone to migraines, recognizing nervousness as a trigger allows for proactive coping strategies, potentially reducing the frequency and severity of debilitating headaches. This knowledge empowers patients to take a more active role in their health by addressing both emotional and physiological factors.

Common Misconceptions

A common misconception is that migraines are simply 'bad headaches' or solely caused by dehydration or lack of sleep. While these can be contributing factors, migraines are a distinct neurological condition with complex triggers, including stress. Another myth is that migraines are a sign of underlying brain damage or a serious illness. In reality, they are a primary headache disorder, meaning the headache itself is the main problem, not a symptom of another disease. The intense pain and associated symptoms like nausea and light sensitivity are due to specific neurovascular events in the brain.

Fun Facts

• Women are three times more likely to experience migraines than men.
• Migraines can sometimes cause temporary visual disturbances known as aura, which can precede the headache pain.