What is a red itchy rash under armpit?
Also known as eczema, atopic dermatitis normally begins in childhood. Eczema is most common in the folds of the body, like the backs of the knees, insides of the elbows, or in the armpits. It’s usually red, itchy, and can crust over. Because of the intense itch, eczema rashes can bleed after continuous scratching.
What causes itching and redness in the armpits?

An armpit rash is medically known as Pruritus which can cause discomfort and irritation. It is a common problem in both sexes that causes itching in the armpits and redness on that area. The symptoms of armpit rash vary according to the intensity of the underlying problem. It would cause itching, irritation, redness and scarring in the armpits.
What are the symptoms of an under arm rash?
As an armpit rash may be triggered by different causes, there are certain signs and symptoms to watch for in the underarm area. Itchiness. Red rash. Burning sensation. White or red bumps. Strange odor. Discharge. Armpit swelling.
What to do if you have a rash on Your Armpit?
Wear loose, cotton clothing so that your armpit can breathe and sweat doesn’t pool on your sensitive armpit skin. In some cases, your armpit rash may simply be a heat rash. When the weather is hot and wet, use talcum powder in your armpit to stop a heat rash from occurring. During hot weather, stay in cool, air-conditioned places.

Can you get a rash on Your Armpit after shaving?
Disclaimer: Results are not guaranteed*** and may vary from person to person***. The armpit is a sensitive area of skin that can quickly develop an underarm rash after shaving, sweating, or wearing restricting tops. A red, swollen, and itchy armpit rash can also cause a great deal of discomfort or pain.
What do you need to know about armpit rashes?
If you have an armpit rash, you may find it easiest to examine your skin in front of a mirror. This type of irritation varies in appearance: the color may be red or white, and the texture may be bumpy or scaly. There’s no reason to feel embarrassed or self-conscious about an armpit rash.
What causes a red rash on the back of the arm?
Eczema — or atopic dermatitis — is another common cause of irritation on the armpit. This skin condition is usually diagnosed in childhood and typically affects the armpits and the backs of the knees. It appears as a red, scaly rash that can be itchy. Contact dermatitis is another frequent cause of armpit rash.
What causes itching and itching in the armpits?
Commonly known as eczema, atopic dermatitis is a long-term skin disease that causes painful itching. Eczema appears similar to a sweat rash, but is different and requires special treatment. Eczema often occurs in folds of the body (like the armpits) and is typically red, itchy and dry.
What to wear to prevent armpit sweat rash?
Wear a sweat proof undershirt, like a Thompson Tee, to prevent armpit sweat rashes before they start. The Thompson Tee features patented Hydro-Shield technology in the underarms that absorb moisture, trap odor and prevent sweat from seeping through and staining outer layers.