[health micro class] do you know about oral health

Including: no oral and maxillofacial chronic pain, oropharyngeal cancer, oral ulcer, congenital defects such as cleft lip and palate, periodontal disease, caries, tooth loss and other diseases and functional disorders affecting the oral cavity. < / P > < p > 60-90% of school-age children and nearly 100% of adults in the world have dental caries; 15-20% of middle-aged people have severe periodontal disease, which may lead to tooth loss; about 30% of people aged 65-74 years have no natural teeth. BEAUTY&SKIN CARE