Symptoms
Symptoms can include throbbing pain, nausea and sensitivity to light or sound.
Causes and triggers
The cause is not always clear; disrupted sleep and stress may be triggers.
Types
Migraine may occur with or without aura.
Assessment
Symptom history and examination matter; a headache diary can help.
Treatment
Discuss attack treatment and prevention options with a specialist.
When to seek help
A sudden extreme headache, weakness or speech changes need emergency care.
This information does not replace a medical diagnosis. Consult a specialist for individual assessment and treatment.
Source & further reading · www.nhs.uk