What are the causes of wasting?

There are many causes of wasting, mainly classified as physiological and pathological.
Pathological factors include mainly digestive, respiratory, neuropsychiatric, severe trauma, metabolic and other diseases.
Physiological factors include heredity, irregular meals, partial eating, overwork, mental stress, etc.
In addition, long-term use of medications such as diet pills, laxatives and various antibiotics can also lead to wasting.