Recently, scientists have found why we close our eyes when kissing. Kissing is already known to be beneficial to one’s health, but it’s difficult to say how kisses actually influence our health state. Medical professionals argue that kissing in not only pleasure but also an effective remedy against many diseases.Long Kissing and Cardiovascular SystemLong kisses are beneficial to our circulatory system. When kissing, our pulse rate is quickening up to 110 beats per minute. This is a great training for our cardiovascular system.Kissing Prevents Lung DiseaseAfter kissing, the lungs work harder, resulting in 60 inhales per minute compared to regular 20 inhales. Such “ventilation” is a good preventive measure against lung diseases.Kissing and Dental HealthSome dentists believe that kissing is a preventive measure against dental caries. Indeed, kissing stimulates the flow of salvia that eliminates acid coat on the teeth.