Do you have itchy bumps on your arms? What the experts say

Many people in life have suffered from this trouble, that is, itchy arms and pimples, which causes a lot of discomfort to the body and life. So what exactly is going on with itchy arms and pimples?

1. Eczema

It can cause itchy bumps on the arms. Eczema is triggered by a variety of internal and external factors, and has obvious symptoms: acute deterioration of the primary source, with redness, swelling, erosion, and exudation; secondary sources appear 1-2 weeks after onset, manifested as papules, small blisters, erosion, exudation, etc.; eczema lesions are often distributed on the limbs, especially the upper limbs, but can also occur on the trunk, face, neck, arms, etc.

2. Urticaria

It can cause itchy bumps on the arms, and urticaria can cause red bumps on the arms, which appear in patches. Symptoms include sudden redness, swelling, and itching of the skin, and the appearance of rashes of various sizes and shapes. They are isolated or scattered at first, gradually expand, and merge into patches. Most of these rashes will automatically disappear within 24 hours, but new rashes will occur one after another. It can be divided into acute urticaria, chronic urticaria, angioedema and papular urticaria.

3. Solar dermatitis

It can cause itchy bumps on the arms. Solar dermatitis is caused by some people's allergy to ultraviolet rays. It usually occurs 1-2 hours after sun exposure. The rash often occurs on the face, neck and "V"-shaped area in front of the neck, back of the hands and upper limbs, and manifests as small papules and blisters, and itching. In severe cases, the rash may also occur on non-exposed parts. It is painless, but the itching is obvious and disappears very slowly.

4. Insect bite dermatitis

It can cause itchy bumps on the arms, which is related to insect bites. Insects such as bed bugs, fleas, lice, mites, mosquitoes, etc. inject saliva after biting the skin, inducing an allergic reaction. To prevent this disease, you should avoid going to grass, shade of trees or humid places with many mosquitoes, and you can use mosquito coils indoors. It is best not to apply safflower oil or floral water, as this can cause skin allergies and aggravate the condition.