Table 1.

Clinical features of migraine and TTH

	Migraine	TTH
Lateralization	Unilateral (60%)	Bilateral
Headache characteristics	Pulsatile	Pressing
Duration	4–72 h	30 min-24 h
Severity	Moderate to severe	Mild to moderate
Aggravated by normal physical activity	+	-
Nausea or Vomiting	Common	Mild nausea in CTTH
Photophobia, Phonophobia or Aura	Common	Typically not accompanied

TTH Tension-type headache, CTTH Chronic tension-type headache