Cool Cat Losing Hair On Belly References. However, it can be caused by environmental factors or even fleas. Pain can also cause them to lick excessively and lose hair in the painful area.

Hair loss because of stress or anxiety is also referred to as psychogenic alopecia by veterinarians. Web hair loss on the belly can also be caused by an allergy to the skin on the belly. It can occur at any age and there are many possible causes, ranging from an infection with parasites like mites, to an allergy, or a metabolic disease like hyperthyroidism.