7 Causes of Itchy and Red Skin … Most Notably Diabetes and Allergies

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Itchy skin is one of the common skin symptoms resulting from some diseases and various causes. 

Itchy skin is one of the most annoying things that a person cannot control, and it may be due to some causes, some of maybe simple and end quickly , and there is itching that results due to pathological causes that need treatment, including allergies, diabetes and skin diseases.

Causes of Itchy and Red Skin


Skin Dryness

The skin may become itchy skin and redness on the skin will appear , which is caused by dehydration, and this is a result of exposure to cold weather, or as a result of aging , or not moisturizing the skin well, and not moisturizing the body in general through drinking water.


Exposure to various allergens may cause redness of the skin, if a person has one of the following types of allergies:

There are types of allergies that cause the skin to itch and redness, including food allergy, which occurs due to eating certain types of food such as nuts, soy, wheat and cow’s milk, or allergy to certain substances such as cleaning materials and types of soaps that cause skin irritation and redness.

Skin Diseases

Many skin diseases can cause itching and redness, including psoriasis, athlete’s foot, eczema, measles, smallpox, scabies, and contact dermatitis.



Diabetes causes many symptoms, including itchy skin, and this is due to the dryness of the skin that affects diabetics in the stages of disease progression, and itching may occur as a result of fungal infections resulting from the disease.


Taking some types of medicines may cause itching, redness and rashes, and these medicines include some types of painkillers and antibiotics, some types of blood pressure medicines, and resort to radiation or chemotherapy and when resorting to dialysis.


Psychological Causes

When all the physical causes of itching and redness are excluded, the cause may be the presence of some mental illnesses, including constant anxiety and tension, depression, mania or psychosis.

Liver and Kidney Disease

In some cases, kidney and liver diseases cause itching and redness, and this is due to the inability of the liver and kidneys to get rid of toxins in the body, which leads to the accumulation of some toxins under the skin and this causes a feeling of itching.

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