Hello hope you are doing well.
nervosa, stress, depression or any infection
in the body can lead to loss of appetite. Infections like gastroenteritis, hepatitis, HIV/AIDs, irritable bowel syndrome, Crohn's disease, celiac disease, colon cancer, colitis all can cause loss of appetite due to inflammation in the digestive tract, intestinal blockage or other factors. Kidney, liver and heart disease can also reduce the appetite.