Farting a lot, farting stink, farting big may be physiological, but also may be pathologic, such as enteritis, constipation and so on. 1. Physiological factors: such as after eating a lot of radish, sweet potato, soybean products may appear farting more, farting stink. 2. Enteritis: patients with enteritis may also have farting and farting odor, which is mainly related to improper diet or intestinal infection. Eating unclean food or intestinal flora imbalance will cause intestinal peristalsis to accelerate, and there is a large amount of gas in the intestines, which will lead to the situation of farting and farting odor. 3. constipation: constipation patients will also appear fart more, fart smell and other situations, and usually do not develop a regular bowel habits, but also with drinking less water, eat less fiber-containing food and other factors. As the stool stays in the intestines for too long, it will produce a lot of gases and chemicals, which will lead to farting and farting odor. When the above situations occur, it is recommended to consult a doctor in time to find out the causes and treat accordingly under the guidance of a medical professional.