A PIOR DOR DE CABEÇA DO MUNDO: O QUE CAUSA A ENXAQUECA?

Summary

This video explains the science behind migraines, differentiating them from common headaches. It delves into the complex causes, symptoms, and phases of a migraine, including triggers like stress, poor sleep, and specific foods. The video also highlights how genetic factors and brain activity contribute to migraines. Viewers are encouraged to track their symptoms and lifestyle to manage and prevent future crises. With insights into new treatments, like a specific medication approved by ANVISA, the video emphasizes how science is improving the quality of life for migraine sufferers.

Takeaways

• 😀 Migraines are different from regular headaches, with symptoms like intense, pulsating pain on one side of the head, nausea, and sensitivity to light, sound, and smells.
• 😀 Regular headaches are typically caused by stress or tension and affect both sides of the head, with pain that is not pulsating.
• 😀 Migraines can have multiple phases: an early phase with fatigue and irritability, a visual and sensory aura phase, a painful headache phase, and a post-headache phase with fatigue and drowsiness.
• 😀 Migraines can last from 4 hours to 3 days and significantly impact daily activities, sometimes requiring complete rest.
• 😀 Genetics play a major role in who will develop migraines, with higher risks if one or both parents suffer from them.
• 😀 Lifestyle factors such as poor sleep, stress, and certain foods (like coffee, processed foods, wine, and cheese) are common migraine triggers.
• 😀 The brain's hypothalamus, which controls rhythms like sleep and hunger, may become 'confused' by imbalances, triggering a migraine.
• 😀 During a migraine, the cortex of the brain becomes hyperactive, causing sensory overload and triggering symptoms like sensitivity to light and sound.
• 😀 Foods rich in nitrates, such as processed meats and wine, can increase nitric oxide in the body, which may contribute to migraine attacks.
• 😀 Tracking symptoms, lifestyle factors, and food triggers can help identify patterns and improve migraine management, alongside consulting with a doctor for tailored treatment.

Q & A

What are the primary symptoms of a migraine?

The primary symptoms of a migraine include headache, nausea, sensitivity to light, sound, and smell.

How old is the concept of migraine, and how was it viewed in ancient Egypt?

The first records of migraine date back 3,500 years to ancient Egypt, where it was believed to be caused by the visit of gods or ghosts, and the treatment involved magical spells.

What is the main difference between a regular headache and a migraine?

A regular headache (cephalalgia) typically occurs on both sides of the head and may be caused by tension, anxiety, or stress, whereas a migraine is usually a more intense, pulsating pain on one side of the head, often accompanied by other symptoms such as nausea, sensitivity, and visual disturbances.

How many phases can a migraine have, and what are they?

A migraine can have four phases. The first phase involves symptoms like fatigue and irritability. The second phase includes visual disturbances and numbness. The third phase is the headache itself, which can last from 4 hours to 3 days, accompanied by nausea and sensitivity to light and sound. The fourth phase involves post-headache fatigue and drowsiness.

What percentage of people with migraines are unable to perform daily activities during a migraine attack?

About 50% of people with migraines are completely incapacitated and cannot perform daily activities during a migraine attack.

How do genetic factors influence the likelihood of having migraines?

Genetic factors play a significant role in determining who is more likely to develop migraines. If one parent has migraines, the probability is 40%, and if both parents suffer from migraines, the probability increases to 75%.

What are some lifestyle factors that can trigger a migraine?

Lifestyle factors like stress, sleep disturbances, and diet can trigger migraines. Poor sleep habits affect about 50% of migraine sufferers, and certain foods, such as coffee, processed meats, and cheese, can act as triggers.

What part of the brain is primarily responsible for triggering migraines?

The hypothalamus is primarily responsible for regulating body rhythms, including sleep and hunger, and is believed to play a central role in triggering migraines when disrupted by lifestyle factors.

How does the brain's cortical activation contribute to the symptoms of a migraine?

During a migraine, the cortical area of the brain becomes hyperactivated, causing neurons to fire easily and spread activation throughout the cortex, which can lead to heightened sensitivity to light, sound, and smell.

Can food consumption contribute to the onset of migraines?

Yes, certain foods, particularly those high in nitrates and nitrites (like processed meats, wine, and cheese), can trigger migraines by increasing the production of nitric oxide in the body, which may contribute to inflammation and pain.