Migraines and sleep have a complicated relationship. Getting too little slumber -- or in some cases too much -- brings on migraines in people.
Plus, if you've already got a migraine, getting a good night's sleep can be tricky.
Exactly how poor sleep triggers migraines is still a mystery.
But whichever comes first -- migraines or sleep problems -- there are ways to ease both problems. Here's how to get started.