Nausea and lack of appetite may be indigestion, viral hepatitis B, psycho-emotional effects and so on.
1. Dyspepsia: dyspepsia is a disease that affects the digestive function, with common symptoms such as loss of appetite, epigastric discomfort, postprandial fullness, belching (burping), acid reflux, nausea, and vomiting.
2. Viral Hepatitis B: It is an infectious disease caused by Hepatitis B virus infection, with fatigue, loss of appetite, vomiting, anorexia, nausea, hepatomegaly and abnormal liver function as the main symptoms.
3. Psycho-emotional effects: When there are many negative emotions, such as sadness, depression, stress, anxiety, nervousness, panic, etc., it will have a negative impact on the human digestive system, and nausea and loss of appetite will occur.
There may be other reasons for nausea and lack of appetite, you can go to the hospital for relevant examinations to clarify the condition.