The liver is an organ the size of a football. It is located directly under your rib cage on the right side of your abdomen. The liver is necessary to digest food and rid the body of toxic substances.
Liver disease can be inherited (genetic). Liver problems can also be caused by a variety of factors that damage the liver, such as viruses, alcohol use, and obesity.
Over time, conditions that damage the liver can lead to scarring (cirrhosis); Which may lead to liver failure, a life-threatening condition. But early treatment may give the liver time to heal.

Symptoms associated with liver disease may include:

• Yellowing of the skin and eyes.

• Abdominal pain and swelling.

• Swelling of the legs and ankles.

• Itchy skin.

• Dark urine.

• Pale stool.

• Chronic fatigue.

• Nausea or vomiting.

• Anorexia.

• Easy bruising.

the reasons:
There are many causes of liver disease, including:

1-Infection:
Parasites and viruses can infect your liver; Which causes inflammation that hinders liver function. Viruses that cause liver damage can spread through blood or semen, contaminated food or water, or close contact with an infected person. The most common types of liver infections are hepatitis viruses, and they include:

• Hepatitis A virus.

• Hepatitis B virus.

• Hepatitis C virus.

2- Immune system abnormalities:
Diseases in which the immune system attacks certain parts of the body (autoimmunity) can affect the liver. Examples of autoimmune diseases of the liver include:
Autoimmune hepatitis.
Primary biliary cirrhosis.
Primary sclerosing cholangitis.

3-Genetic factors:
Inheriting one abnormal gene from one or both of your parents can cause various substances to accumulate in the liver. Which leads to liver damage.
Examples of hereditary liver diseases include:
Hemochromatosis.
Wilson’s disease.
Alpha 1 antitrypsin deficiency.

4-Cancer and other growths.
Examples include:
Liver Cancer.
Bile duct cancer.
Hepatic adenoma.

5-Other
Other common causes of liver disease include:
Chronic alcoholism.
Accumulation of fat in the liver (non-alcoholic fatty liver disease).
Some medications that are prescribed or available without a prescription.