Jaundice in adults can happen due to several health issues such as liver diseases, infections, blocked bile ducts, or certain medications. It often shows through yellowing of the skin and eyes and may be accompanied by fatigue, dark urine, or abdominal pain. Understanding the causes of jaundice in adults can help identify underlying problems early and guide proper treatment. This page explains the common medical and lifestyle-related factors that can lead to jaundice, along with signs to watch for and when it is important to consult a doctor.