Why do you fart a lot and have a bad smell?

This is an automatically translated article.

1. Farting is a normal phenomenon of a healthy body Farting is also known as faecal matter in terms of Eastern medicine, folk also call farting is farting, dropping bombs... to indicate reaction. expulsion of gases from the body. When farting, the anus expands to let air out, which may or may not be accompanied by a sound, and the release may or may not be accompanied by a characteristic odor.
This is considered a normal physiological phenomenon of a healthy body, this is also a factor that reflects the health of the digestive system. Therefore, when we encounter a lot of farting and a strong smell, which lasts continuously, we need to pay special attention.
On average a person can fart about 5 to 15 times / day, the total amount of air released from the body is usually about 0.5 liters, this will help the gas or gas produced inside the intestines (bacteria) In the digestive system, food is broken down to produce gases, which often have an odor) and accumulated gases (due to the process of chewing and swallowing food, drinking water, talking ...) are eliminated from the body. .

2. Causes of a lot of farting and bad smell More than 90% of the gas that we fart every day is CO2, nitrogen, hydrogen and oxygen... these gases are completely odorless. The culprits of excessive farting and rot are other gases, especially those containing compounds of sulfur or ammonia, the cause of these gases can be our consumption of foods. Product contains:
2.1. Sulfur foods Foods that contain sulfur include eggs, red meat, onions, garlic, cheese, dried fruit, nuts, beer, wine, etc. When foods contain radicals When this sulfur enters the body, the digestive system will absorb and form sulfur-containing compounds and accompanied by an odor similar to the smell of rotten eggs due to the formation of hydrogen sulfide compounds.
2.2. Hard-to-digest starchy foods Hard-to-digest (raffinose) and fermentable starchy foods (FODMAPs) such as: Broccoli, kale, cabbage, Brussels sprouts, legumes. .. when entering the body, it is not absorbed in the small intestine but is fermented by bacteria in the large intestine, during this fermentation process will produce methane vapor causing an unpleasant odor.

2.3. Due to living habits In addition to foods, living habits can lead to a lot of farting and rot such as:
Eat a lot of fast food; Drink lots of carbonated soft drinks; Chewing gum; Stress - Prolonged stress; The use of drugs such as nonsteroidal anti-inflammatory drugs, antacids, antidiarrheal drugs, laxatives for constipation, antifungal drugs, statins, anticancer drugs, Multivitamins and dietary supplements that provide extra fiber... can also be the cause of a lot of farting and a strong smell. 2.4. Farting a lot when traveling by plane With a large difference in altitude from sea level like when on an airplane will cause the amount of gas in the body to expand, causing bloating and farting a lot.

3. What is a lot of farting and bad smell? In addition to causes from eating and living habits, constant and strong farting can be a symptom of a number of medical conditions such as:
3.1. Constipation Prolonged constipation is a very common cause of persistent and foul-smelling farting, this is explained by the accumulation of a lot of stool in the large intestine without "passing" out, the stool continues to be The bacteria here break down and release gas, so the longer the stool accumulates in the intestines, the stronger the fart smell.
3.2. Lactose intolerance Lactose intolerance is a condition in which the small intestine cannot produce enough of the enzyme lactase, which is the enzyme that breaks down lactose in milk and dairy products. People with lactose intolerance when consuming foods containing lactose will not be able to fully absorb it in the small intestine, excess lactose will go to the large intestine, where bacteria in the large intestine will ferment and produce gas. Methane has a bad smell. If you experience abdominal pain, bloating, gas, and rottenness after drinking milk or consuming dairy products about 30 minutes to 2 hours, it could be a sign of lactose intolerance.

3.3. Celiac Disease - Gluten Intolerance Celiac disease is a condition in which the body has problems digesting gluten - a protein found in wheat, barley, and rye... when the body mistakes gluten as a trigger. damage and attack them, causing damage to the lining of the small intestine.
Symptoms of farting a lot and a strong smell are very common in people with this syndrome, besides there are other symptoms such as bloating, abdominal distension, diarrhea, constipation, epigastric pain, headache, joint pain , weight loss, rash, anemia...
3.4. Imbalance of gut microbiota Imbalance of gut microbiota also causes excessive farting and rot. If you've just finished a course of antibiotics or are on a low-fiber diet, the problem of heavy and foul-smelling gas may be the cause.
On the other hand, small bowel dysbiosis syndrome (SIBO) is a condition in which bacteria overgrow and accumulate in large numbers in the small intestine, which interferes with nutrient absorption, accompanied by bloating, difficulty pepper, fart a lot and smelly ...
3.5. Irritable Bowel Syndrome (IBS) Heavy and foul-smelling gas can also be caused by irritable bowel syndrome (IBS) accompanied by abdominal pain, diarrhea, and constipation.

4. What to do when farts are heavy and smelly? The condition of farting a lot and with a strong smell occurs but not too often, without any symptoms, the cause may be due to diet, living habits, balance of intestinal microorganisms or allergies. respond to a certain type of food, now we need to change our living habits to help improve the problem.
Eat small meals, eat slowly - chew well; Adjust your diet, increase fiber, avoid drinking carbonated soft drinks, avoid eating foods high in sugar, avoid fast food, avoid fermented foods or foods containing a lot of indigestible protein.... choose foods such as chicken, beef, salmon, potatoes, gluten-free bread, cucumbers, eggplants, strawberries, grapes, kiwi...; Add foods rich in beneficial bacteria: yogurt, oats...; Keeping the mind relaxed, reducing stress, building a reasonable rest and working regime will help the stomach regulate the production of gastric juice, reduce acid; Exercise regularly ; When to see a doctor? If a lot of farting and a strong odor is accompanied by the following symptoms:
Bloody stools; Lost weight; Fever; Severe abdominal pain; Liquid stools; Vomiting a lot. Farting a lot and with a strong smell makes us feel embarrassed and try to control the fart, however, except in unavoidable cases, we should not hold back the fart because this will hinder the escape of the fart. gas, causing a build-up that increases the risk of abdominal pain, on the other hand also increases the odor and echoes louder than usual.
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