2. Chewing betel nut for a long time will make people's teeth black. After chewing betel nut, the residue will vomit on the ground, which is red, like blood, affecting public health.
3, because calcium and betel nut juice fill the mouth to form dental calculus, and because of long-term hard chewing, dentin is consumed, and even teeth are cracked or broken.
4. Oral submucosal fibrosis and leukoplakia caused by chewing betel nut, that is, the prophase lesion of oral cancer, its clinical symptoms are difficulty in opening mouth, pain, numbness, whitening of oral mucosa and ulcer.
Extended data:
The benefits of betel nut
1, has anthelmintic effect: Areca catechu has anthelmintic effect and has been used to treat parasitic infections such as tapeworms, hookworms, roundworms, roundworms and ginger worms.
2, the role of helping digestion and digestion: chewing betel nut can increase the tension of gastrointestinal smooth muscle, enhance intestinal peristalsis, and promote gastric juice secretion, so it can help digestion and increase appetite.
3, diuresis, qi, detoxification: people who are often constipated can eat a small amount of betel nut, and soaking in water with 10g betel nut after meals can effectively improve constipation symptoms.
People's Network-Areca catechu is anticancer or carcinogenic? Matters needing attention in eat areca
People's Network-How to eat betel nut is the healthiest? Eat more and beware of great harm.