The liver is one of the most important organs in the body, responsible for over 500 vital functions, including detoxifying harmful substances, producing bile for digestion, storing nutrients, and regulating metabolism. Liver disease refers to any condition that affects the liver's normal functioning. If left untreated, it can lead to serious complications such as liver failure, cirrhosis, and liver cancer. Common causes of liver disease include fatty liver disease (NAFLD/MASLD), hepatitis B and C infections, excessive alcohol consumption, obesity, diabetes, autoimmune liver disorders, and certain genetic conditions. In many cases, liver disease develops silently, with no noticeable symptoms in its early stages. As the disease progresses, patients may experience fatigue, loss of appetite, nausea, abdominal pain, swelling in the legs or abdomen, yellowing of the skin and eyes (jaundice), dark-colored urine, pale stools, and unexplained weight loss. These symptoms should never be ignored and require prompt medical evaluation. Diagnosis involves a combination of blood tests, liver function tests (LFTs), ultrasound, FibroScan, CT scan, MRI, and sometimes a liver biopsy. Early diagnosis helps identify the underlying cause and allows timely treatment before permanent liver damage occurs. Treatment depends on the specific liver condition. It may include lifestyle modifications, medications, antiviral therapy for viral hepatitis, weight management, alcohol cessation, and regular monitoring. In advanced cases such as end-stage liver disease, liver transplantation may be the most effective treatment option. Maintaining a healthy diet, exercising regularly, avoiding excessive alcohol, getting vaccinated against hepatitis, and undergoing regular health check-ups can significantly reduce the risk of liver disease. Dr. Sandeep Jha, Gastrointestinal, Liver & Transplant Surgeon, specializes in the diagnosis and management of all types of liver diseases, offering advanced treatment with a patient-centered approach. Early consultation can help prevent complications and protect your liver health for the future.