Itchy feet rotting blisters may be related to tinea pedis, sweat herpes, contact dermatitis. 1. Tinea pedis: caused by ringworm bacteria infecting the skin of the feet, it can cause erythema, itching, flaking, blisters and other obvious symptoms. 2. Sweat herpes: related to allergy, ringworm infection and other factors, can also be induced by moisture, sweating, friction, etc., manifested as local itching, blisters and other symptoms. 3. contact dermatitis: external physical or chemical stimulation leads to skin barrier destruction, damage to the skin mucosa, itching with blisters, blisters may appear after the breakage of vesicles. Itchy feet rot blisters, it is recommended to seek medical attention in a timely manner, comply with the doctor’s instructions for further examination, with the help of the doctor to clarify the cause, targeted treatment or treatment.