Xerostomia (dry mouth) is not a disease but a symptom of some diseases.

Although dry mouth is common in old people, it also occurs in all age groups when the amount of saliva in mouth is secreted less.

Interesting knowledge about saliva

You always find saliva in the mouth, but maybe you don’t know where it is from, its components and effects. Saliva is quite dense liquid, colorless, slightly turbid, frequently in our mouths. Saliva is produced by cells inside of lips, mouth, especially the three major salivary glands in mouth: sublingual one, one near the jaw line and one at cheeks.

Saliva of each gland have slightly different compositions, but generally contains 98% of water, the rest is mucous greasy material, the minerals as calcium, sodium, potassium, bicarbonate, phosphate, amylase, lipase, several resistant bacteria substances. Normally, every day in adults produce 0.5 - 1.5 liters of saliva. Saliva role: masticating food, helping teeth chew masticated food together into a soft lump, so that tongue can easily push food through esophagus to stomach. Saliva helps convert food from hard into liquid for tongue to taste the flavor of food.

The enzymes of saliva such as amylase can change starch to maltose sugar; lipase helps digest lipid. Saliva also helps oral hygiene. Normally, mouth has many bacteria which can cause disease. These bacteria live by food left in mouth and create a number of acids eroding enamel. Saliva neutralizes these acids and can destroy some bacteria and wash away food sticking in mouth to stomach, prevent teeth damage.

Cause of hyposalivation

There are many causes of hyposalivation: when you are healthy, it happens when you're thirsty, work hard, sweat a lot. When sleeping, your habits of snoring or opening your mouth also cause hyposalivation and dry mouth. When you are sick, using chemotherapy, radiotherapy therapy causes insufficient saliva production. Some diseases such as diabetes, salivary gland disease, Sjogren’s syndrome are autoimmune diseases destroying salivary and tear glands, causing dry mouth and dry eyes.

There are many causes of hyposalivation: when you are healthy, it happens when you're thirsty, work hard, sweat a lot.

There are many causes of hyposalivation: when you are healthy, it happens when you're thirsty, work hard, sweat a lot.

When the nerves controlling salivary glands hurt; or when you have snuffles, gastroesophageal reflux, stress, the secretion of saliva is also reduced. The cases you get sick and have to use medicine, there are nearly 400 kinds of drug having side effect reducing salivation such as anti-allergy, antihypertensive, anti-depressant, anti-worry, diuretic, reduce or stimulate appetite drug... The change of hormones in the body of women in pregnancy or menopause causes hyposalivation and dry mouth.

Improve dry mouth

To treat dry mouth, first of all, you need to take an examination to identify the reason. However, you can do some method to improve xerostomia as follows: regular drinking (drinking small sips). You can chew gum or sugarless candy to secrete more saliva thanks to chewing movement, making saliva from glands circulate and be harmony to clean the mouth, prevent tooth decay, gingivitis. You should drink a little water during meal for food to be wet soft, easy to chew and swallow, stimulate appetite. You need to reduce sticky sugar foods.

  Reduce dry mouth by drinking water regularly

Reduce dry mouth by drinking water regularly

Brush your teeth right after meal for bacteria have no chance to ferment food left to create acid damage enamel. Go to the dentist every 6 months to promptly detect and treat oral, dental, salivary gland disease. You can use water spray fan, machine in bedroom at night to reduce air dry. Use artificial saliva in the form of mouthwash, spray, rub, pill dissolving in water can also improve dry mouth effectively. These are things you should avoid: limit or do not drink alcohol, coffee, no smoking. Do not eat food too salty, spicy.

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