Most often, blisters on the body, and especially on the arms and legs, arise due to the friction of some objects on the skin. So, when wearing unsuitable shoes, large blisters appear on the legs, filled with a clear liquid, which burst with prolonged mechanical stress, leaving bloody wounds. Their healing will occur naturally, only repeated damage in the same places should be avoided.
Blisters on the body usually occur when burns occur with a hot object and steam, or caused by an open flame. Watery blisters also appear on the skin during sunburn. Such blisters are eliminated by applying compresses with special ointments, and with sunburns even lubrication of burnt skin with sour cream or kefir will help.
Recently, more and more cases of blistering have been observed, which are the result of skin contact with various chemicals. Prolonged contact of the skin with chemicals cause the occurrence of various dermatitis.
Do not forget also that very often blisters on the body of a child appear after taking medications. They indicate a negative reaction of the body to medications. To prevent such problems, they usually conduct a survey or test for an allergic reaction to the substances contained in the medicine.
Numerous autoimmune diseases accompany blisters on the body. Pemphigus vulgaris is a serious skin disorder that causes blisters in the oral cavity, which often go to the head and other parts of the body. The painful blisters before rupture are scabbed and soft. Bullous pemphigoid leads to less severe skin lesions, which are much faster to heal. They practically do not carry a big threat to life. This disease is mainly affected in old age. Chronic herpetiform dermatitis causes the appearance of itchy, small blisters. It most often appears in mature people.
Blisters on the body are the most common symptom of a wide range of infectious diseases, which include herpes, chickenpox, skin infection (impetigo), herpes zoster, ringworm.
Red blisters on the body, accompanied by severe itching, are usually a symptom of urticaria , a common disease that occurs in a quarter of the population (up to 50% in some regions of the world). The disease affects people of any age, but most often it affects young people. Urticaria is an allergic disease. Most affected areas of the body, to one degree or another, in contact with clothing. Blisters can occur on the skin for only a few minutes, and can remain on it for several days.
Various factors contribute to the accumulation of chemicals in the subcutaneous tissues like histamine, which contribute to the occurrence of edema of the dermis, which manifests itself in the form of blisters. With urticaria, such manifestations of the disease as nausea, headache, diarrhea, fever, weakness are possible. In the vast majority of cases, urticaria does not leave marks on the skin. Facilitates the patient's condition taking a cool shower and eliminating substances that irritate the skin from everyday life. At this time, you should wear light clothing that does not constrain movement. It is recommended to reduce the activity and taking antihistamines. Using a moisturizer, you can relieve itching.
If the blisters on the body are not explained by mechanical damage or burns, you should immediately contact a dermatologist who will make an accurate diagnosis and prescribe the appropriate treatment.