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  • Writer's picturePablo Janer

The Link Between Sleep Apnea and Oral Health

Sleep apnea is a common sleep disorder that causes an individual to stop breathing repeatedly during sleep. This can lead to poor sleep quality and a number of serious health problems if left untreated. One area of concern is the link between sleep apnea and oral health.



There are three main types of sleep apnea: central, obstructive, and mixed. Of these, obstructive sleep apnea (OSA) is the most common and is caused by a blockage of the airway, usually due to the relaxation of the muscles in the throat. OSA can lead to a number of oral health issues, including dry mouth, tooth grinding (bruxism), and tooth loss.


Dry mouth, also known as xerostomia, is a common side effect of OSA. This occurs because the muscles in the throat relax during sleep, allowing the tongue and other soft tissues to fall back and block the airway. This can lead to shallow breathing and a decrease in saliva production, leading to dry mouth. Dry mouth can be uncomfortable and can also lead to a number of oral health problems, including tooth decay and gum disease.


Tooth grinding, or bruxism, is another common oral health issue that can be caused by OSA. This occurs when an individual grinds or clenches their teeth during sleep, often as a result of stress or anxiety. Bruxism can lead to a number of oral health problems, including tooth sensitivity, tooth wear, and even tooth loss. It can also cause headaches, jaw pain, and difficulty sleeping.


Tooth loss is another potential consequence of OSA. This can occur due to the combination of dry mouth and bruxism, as well as the increased risk of gum disease. Gum disease is an infection of the gums that can cause tooth loss if left untreated. It is caused by a build-up of plaque and bacteria on the teeth and gums, and can be exacerbated by dry mouth and bruxism.


In addition to the oral health issues mentioned above, OSA can also lead to a number of other serious health problems. These include high blood pressure, heart disease, stroke, and diabetes. It is important for individuals with OSA to seek treatment in order to reduce their risk of these and other health problems.


Treatment for OSA typically involves a combination of lifestyle changes and medical therapies. Lifestyle changes may include weight loss, quitting smoking, and avoiding alcohol and sedatives. Medical therapies may include the use of continuous positive airway pressure (CPAP) machines, oral appliances, and surgery.


CPAP machines are devices that deliver a continuous flow of air to the airway to help keep it open during sleep. Oral appliances are devices that are worn in the mouth to help keep the airway open. These can be custom-made by a dentist or orthodontist and may be recommended for individuals with mild to moderate OSA. Surgery may be recommended for individuals with severe OSA or for those who do not respond to other treatments.


In conclusion, sleep apnea is a common sleep disorder that can have serious consequences for both oral and overall health. It is important for individuals with sleep apnea to seek treatment in order to reduce their risk of oral health problems and other serious health issues. If you suspect that you or a loved one may have sleep apnea, it is important to speak with a healthcare provider for a proper diagnosis and treatment plan.

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