Feeling of tiredness, weight loss, and excessive thirst are symptoms of:

Marasmus is a disease caused by the deficiency of calories and nutrients in the body. It has many symptoms such as weight loss, dehydrated skin, and eyes, diarrhea, the decline of immunity, stomach illness, etc. It is mostly found in children. The most significant cause of this disease is deprivation or scarcity of food, due to which children do not get enough nutrition.