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. Endorphins for pain relief 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!

★ Tooth protection

Kissing can replace any brand of chewing gum because it can prevent dental plaque and dental caries, 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.

★ 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.