A person may notice red dots on their skin for a number of reasons, ranging from allergic reactions to heat exposure. Many causes of red dots on the skin are harmless and resolve on their own. Others may require at-home or over-the-counter (OTC) treatment. In this article, we discuss some of the possible causes of red dots on the skin, their treatment options, and when to contact a doctor. Skin rashes come in a variety of sizes, colors, and textures. Not all rashes require emergency medical treatment. However, people should seek immediate medical attention if they have a rash and notice any of the following symptoms: People should also seek immediate attention for any new rashes that are painful and that affect the eyes, inside of the mouth, or genitalia. When in doubt, a person should seek the opinion of a primary care provider or board-certified dermatologist. Heat rash, or miliaria, occurs when the sweat glands become blocked, trapping sweat in the deep layers of the skin. While any...
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