Core Tip: What are the benefits of kissing? Kissing can replace any brand of chewing gum, because it can prevent dental plaque and dental caries, which is related to toothpaste ... A passionate kiss will make more than 30 muscles on the face nervous. This will make our saliva contain a lot of bacteria. About 80% of bacteria are ... tooth protection: kissing can replace any brand of chewing gum because it can prevent dental plaque and dental caries, which is very similar to toothpaste. This phenomenon can be explained by the following theory. Kissing can stimulate the secretion of a lot of saliva, which contains a lot of calcium and phosphorus, so it can effectively prevent dental caries. Passionate kissers are less likely to get gingivitis. Moreover, in the process of kissing, the pH of saliva is neutral, so it can prevent a variety of dental diseases. Analgesia: Endorphins are a good anesthetic. The more passionate you kiss, the more endorphins your body secretes. The hormones produced by kissing have the same analgesic effect as painkillers. In addition, some other interesting effects of kissing are also related to antibiotics. In the process of kissing, saliva will automatically produce antibiotics. This can also produce an anesthetic effect. Let you forget the pain and keep kissing, kissing, kissing! Lose weight: Every passionate kiss consumes at least 12 calories in the human body. However, in order to lose weight, we don't need to kiss crazily. Scientists have announced that kissing three times a day for 20 seconds can help you lose weight. Beauty: A passionate kiss will make more than 30 muscles in the face tense. This can make the skin smoother and accelerate blood circulation. Maybe kissing is better than using various skin creams and masks. Of course, kissing is much more comfortable than using skin cream and making a mask. Decompression: Kissing can prevent the formation of stress hormone-adrenocortical hormone. Adrenal cortical hormone is also the chief culprit of hypertension, high cholesterol, muscle atrophy and insomnia. Generally speaking, kissing can effectively calm people down from nervous mood and get rid of the bondage of stress. People who like kissing are usually optimistic, which is also the reason. In addition, kissing can stimulate the secretion of a lot of adrenaline. Adrenaline can prevent the formation of stress hormone hydrocortisone and ensure that we have a happy mood. Finally, kissing at least three times a day can keep you in a romantic and pleasant atmosphere for 24 hours. Immunity: Our saliva contains a lot of bacteria. About 80% bacteria, all people are the same. Almost 20% of the remaining bacteria vary from person to person. Once other people's bacteria are added to the mouth of the kissing object, these microorganisms will have different reactions. Therefore, it can stimulate a person's immune system to produce specific antibodies. According to science, this process is called "cross-immunity". Gene Compatibility Analysis: This is no exaggeration! When you kiss, your brain will immediately make a chemical analysis of the saliva of the person you kiss and make a conclusion that the genes are compatible. That's why people kiss for the first time for a long time. It is best to establish this compatibility from the beginning. In a word, kissing has an incredible and magical effect on the body. People who kiss frequently are less likely to get sick in the stomach, bladder and blood system.