Kissing is a good way of facial movement.

A passionate kiss will make 29 kinds of facial muscles tense, including lips 12 and tongue 17. In other words, kissing can be regarded as an effective exercise, which can make the skin smoother, prevent wrinkles and accelerate blood circulation. Maybe kissing is better than using various skin creams or masks. Of course, the kissing process is much more comfortable than using skin cream and making a mask.

Kissing can prevent dental plaque and dental caries.

Kissing can stimulate the secretion of a lot of saliva, which contains calcium and phosphorus, effectively preventing dental caries. Passionate kissers are less likely to get gingivitis. In addition, in the process of kissing, the pH of saliva is neutral, which can also prevent dental diseases.

3. Kissing can improve immunity.

Kissing allows the two sides to exchange saliva, including many different substances, such as water, enzymes, bacteria, fat, natural salt and protein. According to a recent study, the exchange of these substances can stimulate a person's immune system to produce antibodies.

4, kissing can lose weight.

A quick and romantic kiss may burn 2 to 3 calories, while a French kiss will burn at least 5 calories, because the French need to open their mouths and touch their tongues. Scientists announced that we don't need crazy kissing to lose weight. Just three kisses lasting for 20 seconds every day can help you lose weight.

The benefits of kissing

5, can exercise heart function.

Passionate kissing lasts for 90 seconds, which may lead to an increase in blood pressure, lead to an increase in pulse and exercise our heart function. In addition, kissing can also improve blood hormone levels.

6. Kissing can relieve pain.

Endorphins are a good anesthetic. The more passionate you kiss, the more endorphins your body secretes. The analgesic effect of hormones produced by a kiss is 200 times higher than that of morphine. In addition, some other interesting effects of kissing are also related to antibiotics. In the process of kissing, saliva will automatically produce antibiotics, and it can also produce anesthesia to make you forget the pain.

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7. Kissing can relieve stress.

Kissing is an emotional communication, which can help the body relax and thus relieve stress.

8. Kissing can prolong life.

It is said that people who often kiss live five years longer than those who often kiss, and the latter are more prone to traffic accidents.

The benefits of kissing

9. Kissing can analyze the genetic compatibility in saliva.

When kissing, the human brain will use each other's saliva to analyze the genetic compatibility in saliva.

10, kissing reduces the chance of blood disease.

People who kiss frequently are less likely to suffer from stomach, bladder or blood diseases.