Are there different types of headaches?
Primary headaches, such as tension, migraine and cluster headaches, are not caused by another condition. Secondary headaches, however, may be serious if they are caused by a potentially dangerous underlying medical condition.
Author: Nikki Wallis
First answered: 17 Oct 2014
Last reviewed: 19 May 2018
Rating: 4.2/5 Votes: 1227