Do you often feel headaches or complain that your head feels very heavy when you wake up? If so, consider the following explanation of the various possible causes of headaches when you wake up, as well as how to overcome them. Although not always dangerous, headaches or dizziness when you wake up when you wake up can interfere with your activities throughout the day. This headache may make you wake up from sleep or immediately after waking up. Headaches are more common at 4-8 o'clock in the morning, because at that time, the body produces less hormones that help relieve pain naturally. Various Causes of Headaches when Waking Up Some conditions that can cause headaches when you wake up are: 1. Difficulty breathing while sleeping (sleep apnea) Sleep apnea is a disorder that causes breathing sufferers blocked or squeezed for several seconds while sleeping. This causes oxygen levels in the brain to decrease, thus triggering a person's headache when waking up. Some symptoms...