Bubbles are medically referred to as blisters. Bubbles on the hands burst skin dry cracks, may be due to ringworm, chapped eczema, sweat herpes and other causes. 1. ringworm: the disease is usually caused by fungal infections, in the fungal stimulation, may lead to the hands of the bubble, burst skin, dry, cracks, may also be accompanied by obvious itching, pain and other symptoms. 2. Cracked eczema: usually caused by frequent contact with irritating substances, such as chemicals, detergents and other items. It can lead to blistering, bursting, drying and cracking of the skin on the hands, and can also be accompanied by itching and flaking. 3. Sweat herpes: usually associated with psychosomatic factors, friction stimulation, genetic factors, environmental factors and other factors, when sweat herpes on the hands after the appearance of herpes, can be manifested in the hands of bubbles, skin bursts, dryness, cracks, may also be accompanied by peeling, itching, pain and other symptoms. Bubbles on the hands, dry skin, cracks, may also be related to other factors, it is recommended to seek medical advice as soon as possible, after a clear diagnosis, under the guidance of the doctor to give targeted treatment.