Hello there...., there are various causes for headache... Some headaches can be triggered by lifestyle factors, including: Alcohol, particularly red wine... Certain foods, such as processed meats that contain nitrates... Changes in sleep or lack of sleep... Poor posture... Skipped meals... Stress... Get enough sleep, but don't oversleep. Get an adequate amount of sleep each night. It's best to go to bed and wake up at regular times, as well...