Heat rash - Symptoms & causes - Mayo Clinic
2022年5月6日 · Heat rash — also known as prickly heat and miliaria — isn't just for babies. It affects adults, too, especially in hot, humid conditions. Heat rash occurs when sweat is trapped in the skin. Symptoms can range from small blisters to deep, inflamed lumps. Some forms of heat rash are very itchy.
Heat rash - Diagnosis & treatment - Mayo Clinic
2022年5月6日 · Before you go, it's a good idea to list questions you have about your condition. For heat rash, questions to ask your health care provider include: What could have caused this rash? How can I treat it? Do I need to limit physical activity until the rash clears? How can I prevent it in the future?
Common baby rashes - Mayo Clinic
2024年3月29日 · When a baby overheats, due to the temperature or fever for example, you may see a rash on the baby's upper body. The rash may appear quickly and show up as clear or red raised bumps on your baby's skin. Once the baby cools …
Dermatitis - Symptoms and causes - Mayo Clinic
It has many causes and forms and often involves itchy, dry skin or a rash. Or it might cause the skin to blister, ooze, crust or flake. Three common types of this condition are atopic dermatitis, contact dermatitis and seborrheic dermatitis.
Tinea versicolor - Symptoms & causes - Mayo Clinic
2024年7月13日 · Tinea versicolor is a common fungal infection of the skin. The fungus interferes with the normal pigmentation of the skin, resulting in small, discolored patches. These patches may be lighter or darker in color than the surrounding skin …
Heat rash - Mayo Clinic
Heat rash. Miliaria rubra (A), one type of heat rash, appears as clusters of small, inflamed blister-like bumps that can produce intense itching. Miliaria crystallina (B), another type of heat rash, appears as clear, fluid-filled bumps that don't hurt or itch.
Jock itch - Symptoms and causes - Mayo Clinic
2023年5月18日 · Jock itch is an itchy rash, often on the groin and inner thighs. Jock itch is a fungal skin infection that causes an itchy rash in warm, moist areas of the body. The rash often affects the groin and inner thighs and may be shaped …
Contact dermatitis - Symptoms and causes - Mayo Clinic
2024年5月2日 · Contact dermatitis shows up on skin that has been directly exposed to the substance causing the reaction. For example, the rash may show up along a leg that brushed against poison ivy. The rash can develop within minutes to hours of exposure, and it …
Chronic hives - Symptoms and causes - Mayo Clinic
2024年10月1日 · Flares triggered by heat, exercise or stress. Symptoms that persist for more than six weeks and recur often and anytime, sometimes for months or years. When to see a doctor. See a healthcare professional if you have severe hives or hives that last for more than a few days. Seek emergency medical care
Atopic dermatitis (eczema) - Symptoms and causes - Mayo Clinic
2024年5月15日 · Learn about the causes, symptoms and treatments of this itchy rash that most often begins before age 5, is persistent, and has periods of clearing and relapse.