8 Factors that Trigger Headache

8 Factors that Trigger Headache

1. Lack of sleep
2. Stress, anxiety or excitement.
3. Bright or flickering lights.
4. Cigarette smoke or perfumes.
5. Environmental issues such as weather changes.
6. Excessive consumption of caffeine.
7. Skipping meals.
8. Menstruation (hormonal changes in women).