Sinus Sinus headaches are caused by sinus infection or some other irritation inside the sinus cavities of the face and head. Rebound Increased use or overuse of painkillers and other analgesics can lead to dependency, causing headaches when drug levels taper. Headache is among the most common pain complaint seen in primary care doctors' offices. As many as 45 million Americans suffer from headaches. Tension-type and migraine headaches are the most common, and cluster headache is the most rare.
Headaches have a tendency to run in families.
Specifically, inherited patterns are seen clearly with some types of migraine. Children of migraine sufferers also are more likely to experience migraine headaches. This is why family history is important when evaluating someone with headache. Headaches can be triggered or made more severe when sufferers are exposed to specific environmental factors, such as strong odors like cigarette smoke or perfume. For example, low blood sugar as seen with prolonged fasting or extensive dieting may lead to increased headaches.