Red bumps on arms virus

The rash may be local, limited to the arms, sometimes only the upper arms, or generalized, affecting more areas of the body at once, usually areas of the skin that sweat a lot. People with the condition may notice random red bumps on their arms as soon as they feel too hot or start to sweat and the perspiration drips down on the arms. Fortunately, the condition is temporary and the skin reverts to its normal appearance and feel as soon as you cool down and stop sweating.

Heat rash from sweating can be caused by exposure to high environmental temperatures spending time outdoors in hot weather, working or spending time in a hot environment, without air conditioning , intense physical activity exercise , emotional stress, anxiety, showering with hot water or a condition called generalized hyperhidrosis. Avoiding hot environments and physical effort that raises core body temperature can prevent a skin rash from sweating.

Sweat rash is a skin condition that causes either small, skin-colored, blisters or slightly larger, but still small, red bumps filled with fluid on arms, the elbow crease, chest, stomach, back, neck, face or thighs.

The first look like tiny droplets of perspiration, while the second look like a severe rash. The condition is caused by obstruction of the ducts of sweat glands which causes sweat to infiltrate into various layers of the surrounding skin in the outermost layer of the epidermis in the case of the clear blisters and in the innermost layers of the epidermis in the case of the red blisters. The redder bumps on the skin cause itching and generate serious discomfort, even pain. Repeated episodes predispose to complications like deeply seated obstructions in the ducts of the sweat glands, pain and skin infections.

Areas of the skin that are most predisposed to profuse sweating are more prone to exhibiting the condition example: the arms, chest, abdomen, back. If you repeatedly develop a skin rash from sweating, it is important to take measures to counteract the excessive perspiration such as :. When I was little, eating eggs and strawberries caused me to develop small, red bumps on my arms in less than a minute, followed by a few spots on my cheeks. A lot of allergic reactions to food, medicine, pollen, insects bites or stings cause itchy red bumps on the skin, in particular on the upper arms, stomach, chest or back.

The allergic reaction may be restricted to one of these areas or just start there and expand. A person may be allergic to various ingredients in skincare products, irritants from the hairs or prickles of various plants, detergents, fabric softeners, household cleaning products etc.

Direct contact will trigger an almost immediate allergic response in the form of small, red, raised, itchy bumps hives or paler red, rounded, inflammatory skin bump weal.

Tiny red dots that itch are often a sign of contact dermatitis. Insect bites or stings on the arms, contact with irritant chemicals such as detergents, dish soaps, fabric softeners or various cleaning products, skincare products lotions, creams , plant hairs, prickles or various milky saps and all sorts of irritants can cause localized rashes on the arms.

For example, I always get small, red, extremely itchy bumps on the inside of my wrists from dish soaps, so I have to use gloves for washing dishes.

The irritation lasts about two days in my case. A drug rash occurs when your body has an allergic reaction to a medication. It may also be due to drug hypersensitivity or a side effect of the drug such as photosensitive reactions. Drug rashes can appear as hives, rashes, or blisters. Drug rashes can range from mild to severe Some cases may require emergency care.

They tend to cause a diffuse outbreak and, depending on the reaction, may affect the entire body or only certain parts of the body. To diagnose a drug rash , your healthcare provider will review all drugs and supplements you're currently taking.

If the condition doesn't clear up after you stop using the medication, your healthcare provider may prescribe other treatments such as steroids or antihistamines to help reduce swelling and pain. Allergic reactions can be serious and sometimes life-threatening. If a rash develops in the hours, days, or weeks after a new medication, contact your healthcare provider immediately. A drug rash is any skin reaction that occurs as a result of a drug you take.

The appearance can vary, and the reaction can range from mild to life-threatening. If the rash is severe, corticosteroids or antihistamines may be prescribed. Pityriasis rosea is a common, benign rash that usually affects adolescents, teens, and young adults.

It usually starts with one larger red spot on the chest, torso, or back, followed by smaller red spots that have a ring-like shape. The spots can be scaly and itchy. Experts don't know what causes pityriasis rosea, but it is believed to be linked to a viral or bacterial infection. Pityriasis rosea often occurs after an infection and can sometimes involve a headache, sore throat, and fever. Pityriasis rosea is usually diagnosed by its appearance and will sometimes disappear on its own in six to eight weeks.

In some cases, your healthcare provider may recommend a steroid, antihistamine, or antiviral drug to help relieve itching and swelling. Pityriasis rosea typically starts with a single, large red spot on the chest, torso, or back followed by smaller ring-like spots.

It usually clears on its own, but a steroid, antihistamine, or antiviral drug may help relieve itching and swelling. Blood spots purpura are red or purple-colored spots that crop up on the skin or inside the mouth in small or large patches. It happens when small blood vessels burst, causing blood to pool under the skin. While they are generally not a cause for alarm, blood spots may suggest a more serious medical condition like a blood clotting disorder particularly if the spots are widespread.

Your healthcare provider will use a physical exam and blood tests including a platelet count to help diagnosed the cause. Steroids are sometimes prescribed for people with purpura. For severe cases, intravenous IV medications may be needed to resolve a low platelet count.

Blood spots purpura are red or purplish spots that occur when blood vessels beneath the skin burst. Blood spots may be harmless or a sign of a more serious blood clotting disorder in need of treatment. Atopic dermatitis eczema is a common, chronic skin condition. It causes red, itchy, scaly rashes usually in skin folds such as the elbows, neck, wrists, and behind the knees or ears. Atopic dermatitis is usually seen in children five and younger and is diagnosed with a physical exam.

Treatment may include topical steroid creams, antihistamines, or oral steroids for more severe cases. Experts also recommend keeping the skin well moisturized to reduce flare-ups. Atopic dermatitis is a chronic skin condition that causes red, itchy, scaly rashes, usually around the skin folds of the elbows, neck, ears, knees, or wrists.

Moisturizers, antihistamines, or topical steroid creams may be prescribed to help relieve the symptoms. Swimmer's itch cercarial dermatitis is an itchy, bumpy, red rash that occurs after swimming in water contaminated with parasites known as schistosomes.

The parasites can be found both in freshwater and saltwater habitats. The rash typically develops within a day of exposure to the contaminated water and is not contagious. It's best treated with topical steroids and oral antihistamines. Antibiotics may be used if the infection doesn't go away. Swimmer's itch is an itchy, bumpy, red rash caused by an allergic reaction to microscopic parasites called schistosomes found both in freshwater and saltwater habitats.

The rash is typically treated with topical steroids or oral antihistamines. Psoriasis is an autoimmune skin disorder that can be triggered by stress, medications, infection, injury, or environmental factors. The rash is itchy and red with silvery plaques, most often on the elbows, knees, and scale. The plaques form when the immune system overproduces skin cells. A healthcare provider can diagnose psoriasis by its appearance and occasionally with a skin biopsy.

Treatment will vary based on the severity of the lesions and may include topical steroid creams, immune suppressant drugs, and UV light therapy. Cold compresses, moisturizers, and oatmeal baths can also reduce itching. Psoriasis is an autoimmune disease that causes an itchy, red rash with silvery plaques, most often on the elbows, knees, or scalp.

Depending on the severity of the rash, the treatment may involve moisturizers, topical steroids, UV light therapy, and immunosuppressant drugs. Lichen planus is an autoimmune condition that results in red spots on the inside of the mouth, nails, scalp, genitals, eyes, throat, and digestive tract. It typically appears as a flat, itchy, purple rash and is most commonly seen in women or people ages 30 to Lichen planus isn't contagious, and can either clear up on its own or become a chronic issue.

Your healthcare provider will be able to diagnose lichen planus with a physical exam and provide treatment options such as topical steroids , topical retinoids, or oral antihistamines. While the cause of lichen planus isn't well understood, some experts suspect there could be a genetic component to this autoimmune skin condition.

Lichen planus is an autoimmune condition that causes a flat, itchy, purplish rash on the skin and inside the mouth. Lichen planus usually goes away on its own but may be treated with topical steroids, topical retinoids, or oral antihistamines. Petechiae are small red dots that look like a rash. They often appear suddenly on the arms, legs, stomach, and buttocks. The spots usually don't itch and are not raised but can spread to different parts of the body and form larger patches.

We tried 9 products that claim to stop itching and swelling. Perioral dermatitis is inflammation of the skin around the mouth in the form of a scaly or red bumpy rash. Learn about other symptoms, risk factors…. Health Conditions Discover Plan Connect.

Conditions that cause raised skin bumps, with pictures. Share on Pinterest. Causes and types of raised skin bumps. When to see a doctor about raised skin bumps. Treatment for raised skin bumps. Long-term outlook for raised skin bumps. Read this next. What's Causing Your Itchy Skin? Medically reviewed by Alana Biggers, M. How to Get Rid of Milia: 7 Ways. Medically reviewed by Sara Perkins, MD. Baby Acne or Rash? Like acne , the bumps develop when dead skin cells get trapped in your pores.

Some, but not all, of the bumps may have pimple-like heads. However, most keratosis pilaris bumps on the arms are small and flat. What makes keratosis pilaris difficult to prevent entirely is the fact that it can be hereditary. However, since the bumps are linked to the buildup of dead skin cells, you can help treat them and prevent others from forming with regular exfoliation.

Dermabrasion and chemical peels from a dermatologist can also help in more severe cases. Dry, less humid times of the year can contribute to the development of these bumps. Regular exfoliation can still help, along with keeping your skin hydrated with lotion. While the bumps may feel dry and rough to the touch, keratosis pilaris is not itchy most of the time. Genetics aside, you may be at risk for keratosis pilaris bumps if you have one or more of the following:. If the bumps on your arms are itchy, then consider the possible causes below.

Some bumps on the arms can be itchy, in part because of inflammation and irritation in the skin. Possible causes of itchy bumps that may develop on the arms include:. In addition to keratosis pilaris, another typically non-itchy cause of bumps on the arms is acne.

Pimples on the arms can develop when your pores get clogged with:. Skin cancers may or may not cause itchiness. This cause of arm bumps is rare, but prompt diagnosis is important in preventing the tumors from spreading.

Knowing what keratosis pilaris looks like can help you determine whether your arm bumps are related to it or to another common condition.