近年来,人们发现干嚼食物有许多好处,它不仅能使吃进的食物更好地被机体消化、吸收和利用,而且还可健身防病。干嚼食物是一种柔和刺激,这种刺激能充分调节口腔的生理机能,可以促使牙龈表面角质变化,加速血液循环,提高牙龈的抗病能力;由于食物在口腔中反复咀嚼,牙齿表面频繁受唾 In recent years, people have discovered that there are many benefits to chewing food. They not only make the food that is fed in better digested, absorbed and utilized by the body, but also can prevent and cure diseases. Dry chewing food is a gentle stimulus, this stimulus can fully regulate the physiological function of the mouth, can promote changes in the surface of the gingival skin, accelerate blood circulation, improve gum disease resistance; repeated chewing food in the mouth, the tooth surface frequently affected saliva