Sinus headaches are a result of inflammation in the cavities within the head known as sinuses. The largest sinuses, called maxillary sinuses, are situated behind the cheeks, while the frontal sinuses are located behind the forehead. Additionally, there are smaller sinuses known as ethmoid sinuses between the eyes and sphenoid sinuses behind the nose. Although the exact purpose of sinuses in humans remains unclear, they are believed to play a role in humidifying the air we breathe. Typically, sinuses are empty except for a small amount of mucus and are lined with mucosa tissue. However, at times, complications can arise within the sinuses, leading to the development of sinus headaches.
Common Causes
Sinus headaches occur when there is an accumulation of inflammation in the sinuses, which is typically a result of an allergic reaction. Inflammation hinders the sinuses from draining properly, leading to the development of pressure and pain. This pressure can often be mistaken for a headache. Sinus headaches are commonly experienced in conjunction with migraines or other types of headaches. They may also be triggered by a sinus infection caused by bacteria or a virus. However, it is important to note that the majority of sinus headaches are not caused by an infection.
Symptoms of a Sinus Headache
A sinus headache is typically characterized by a sensation of pain and pressure in the areas surrounding the sinuses, such as the forehead, nose, and cheeks. This discomfort tends to worsen when the affected individual leans forward or lies down. Another commonly experienced symptom of a sinus headache is nasal congestion.
It is worth noting that a sinus headache can sometimes be mistaken for a dental problem, as it may cause soreness in the upper teeth. However, if the sinus headache is a result of a sinus infection (known as sinusitis), additional symptoms may be present. These can include the production of green or yellow mucus from the nose and an overall feeling of being unwell, often accompanied by a fever. Furthermore, sinus infections can also lead to bad breath.