The causes of lack of appetite are categorized into physiological and pathological. Physiological lack of appetite is mostly due to emotional tension, excessive stress, etc. Pathological lack of appetite is mostly due to dyspepsia and digestive system diseases.
The first thing to consider is whether the lack of appetite is related to poor mood. For example, emotional tension, stress, anxiety, irritability, these factors will affect the gastrointestinal tract peristalsis. Thus, there is a loss of appetite, which can be relieved through exercise and chatting to improve appetite.
If you usually do not pay attention to diet, often eat some not easy to digest food, resulting in gastrointestinal dysfunction, indigestion and so on, can also cause always have no appetite. In addition, some digestive system diseases, such as gastritis, duodenal ulcer, gastric ulcer, etc., can also lead to a decrease in appetite.
If physiological reasons are excluded, you should consult a doctor to clarify the cause of the disease and have appropriate treatment if necessary.