Causes and treatments of bad breath. Halitosis is different from the common oral mucous membrane diseases, almost everyone has bad breath, the occurrence of this disease does not bring physical pain to the patient, but the damage is much greater, it will make the patient’s image damaged, affecting the social, so it is important to solve the problem of bad breath. It is also important to know what the causes of bad breath are before treatment. So what are the causes and treatments of bad breath? Generally speaking, the causes of halitosis are: 1, hyperactive liver fire, depletion and injury to the essence of the fire on the inflammation caused. 2, the gastrointestinal accumulation of dampness and heat, heart fire, and up attack the head, eyes, mouth, throat, turbidity downstream, caused by evil knot gastrointestinal. 3. Damage to stomach yin results in deficiency of fluid and vaporization of deficiency fire; damage to lung yin results in rebellion of Qi; damage to essence, qi and blood results in deficiency fire and heat, resulting in deficiency of yin and fluid. 4.Spleen deficiency and stagnation of Qi, cold and heat, and loss of elevation. 5, climate, mental, dietary factors, resulting in spleen and stomach disorders, and Qi stagnation, food accumulation; mood discomfort to the liver and fire offending the stomach, qi depression caused by uncomfortable. Method / Step 1, you can eat some tomatoes, grapefruit, dates, oranges, in addition, chewing orange peel is also a good way to treat bad breath. 2, usually chew more gum, and with breath freshener, although these methods can not cure bad breath, but for going out to do business or dating friends, can play a temporary reprieve, is also a good method. 3, choose the right way to brush your teeth, at least 2 times a day, and develop the habit of rinsing your mouth after eating. 4, generally drink more water can make the mouth often keep moist. Add a slice of lemon in the water, can stimulate saliva secretion, reduce bad breath caused by nasal congestion, dry mouth or anaerobic bacteria from residual food in the mouth. 5, drink more green tea, soak it in boiling water, take out and chew for 1 minute and then spit it out, repeat 3 times. 6, maintain oral hygiene, adhere to half a year to clean your teeth. 7, drink yogurt can reduce the content of hydrogen sulfide in the mouth, this substance is the culprit of oral odor.