The main causes and triggers of migraine are given below:

Reasons for migraine
Genetic factors: If someone in your family has migraines, you are more likely to get them.

Hormonal changes: Changes in the hormone estrogen in women can trigger migraines. This is more common before or after menstruation.

Changes in the nervous system: An imbalance in certain nerves in the brain and a lack of chemicals such as ‘Serotonin’ cause migraines.

 

Triggers for migraines
The following situations can cause migraines to occur more quickly for people with migraines:

Food and drinks: Excessive caffeine consumption (tea/coffee), alcohol, chocolate, processed foods, cheese, etc.

Mental stress: Heavy workload, anxiety, stress.

Sleep changes: Incorrect sleep, excessive sleep, or lack of sleep.

Sensory stimuli: Bright light, loud noise, strong odors (perfume, paint smell).

 

Weather changes: Extreme heat or sudden weather changes.