Heat rash typically goes away within a few days, according to WebMD. A rash that lasts longer than three to four days should be looked at by a doctor.Know More
Heat rash occurs when perspiration becomes trapped in the sweat ducts, according to the Mayo Clinic. Trapped sweat can cause several symptoms, such as blisters, red lumps and intense itching. Most of the time, the symptoms get better on their own. Mild cases of heat rash can be treated by reducing sweating and wearing lightweight clothing that allows skin to breath. In more severe cases, calamine lotion and topical steroids can soothe the skin.
Mayo Clinic advises to see a doctor if a fever develops, pus drains from the rash or lymph nodes in the armpit, neck or groin swell.Learn more about Skin Conditions
Rashes are often caused by contact with an irritating substance or allergen, according to WebMD. Common causes of rashes include poison ivy, soaps, perfumes, latex, jewelry and fabrics. Sometimes rashes are caused by viral infections, such as herpes zoster, or bacterial infections, such as impetigo.Full Answer >
A blotchy rash on the elbows and knees is a common symptom of plaque psoriasis, a skin condition that causes skin cells to multiply up to 10 times faster than normal, according to WebMD. WebMD explains that plaque psoriasis causes red plaques on the skin that are often covered with loose scales. The plaques tend to itch and bleed and are commonly found on the elbows, knees and scalp, as noted by WebMD.Full Answer >
The presence of a rash in the private area can be caused by an irritation of the skin caused by several factors, as stated by WebMD. A rash can occur without showing any symptoms, and it can clear up while using home treatment measures. If the condition persists or worsens, an individual should consider visiting a doctor for a diagnosis.Full Answer >
A red rash under the skin could be a myriad of things like hives, psoriasis, eczema or possibly an allergic reaction to specific plants, foods or medications, according to WebMD. If the problem persists, a doctor's advice should be sought. Since rashes present both above and below the skin in different instances, it could be hard to diagnose exactly what is causing the rash without a doctor's consultation.Full Answer >