What is irritable bowel syndrome and what are its symptoms?

Irritable bowel syndrome

Irritable bowel syndrome:
It is a common, chronic health condition that affects the large intestine (colon), and causes cramps and bloating in the abdomen, in addition to a change in the pattern of movement of the intestinal lumen. It can affect anyone at any age, and its symptoms vary among those affected, and it is classified as a functional digestive system disorder. Because it causes this imbalance in the movement pattern of the intestinal lumen without a clear cause or effect of its presence.

the reason:

So far, there is no clear cause for it, but it is believed to be caused by a combination of several factors, including:
An imbalance between nerve signals in the digestive system and the brain.
Digestive motility problems.
Overgrowth of small intestinal bacteria, where there is an increase in the number, or a change in the type of bacteria in the small intestine.
After a severe infection (such as salmonella or viruses).
Genetics.
Food allergy.
Some psychological problems, such as: depression, anxiety, and others.

Risk factors:

• Age: It affects adolescence until the forties.
  Family history.
  Gender: The incidence of infection in women is twice as high as in men.
  Psychological problems such as: anxiety, depression, domestic violence, and some personality disorders such as schizophrenia and bipolar disorder.
• Symptoms:
• Abdominal cramps and pain, often associated with bowel movements and changes in bowel movements.
  Anorexia.
  Feeling full.
  Gas in the stomach.
  Diarrhea, constipation, or both.
  White mucus in stool.
• 
  treatment:
• Because there is no clear cause, treatment is often based on alleviating the symptoms; To be able to live with it, most symptoms can be controlled in simple cases by making some lifestyle modifications. If the condition is more severe and the severity of the symptoms increases, the doctor may prescribe some medications to alleviate them, such as:
  Fiber supplements.
  Antidiarrheals.
  Antidepressants.
  Antispasmodics for abdominal cramps.
  Antibiotics.