The link between headaches and sleep.
A good night’s sleep keeps us healthy and happy, and for headache sufferers, it’s particularly important. Irregular or changed sleep patterns could trigger headaches or migraines in some people.
The link between headaches and sleep has been known for decades, but what isn’t clear is whether headaches cause disrupted sleep or whether headaches are a result of irregular sleep patterns.1 (It’s a classic chicken-or-egg situation). Generally, a lack of sleep is known to trigger headaches and migraines in some people.2 In a large study of migraine sufferers, half said sleep disturbances contributed to their headaches. And those who slept only six hours a night on average had more frequent and more severe headaches than those who slept longer.3
But the opposite is also true. Too much sleep can trigger headaches as well – particularly migraines and tension-type headaches4