Itching on the Body: What Is It, Diagnosis, and Treatment

Itching on the body is described as an ongoing sensation of itching or tingling, which can occur anywhere on the body or in a specific area. Persistent itching is uncomfortable and may be uncontrollable. Even if you don’t want to scratch, you may find yourself unable to resist. Constant scratching can lead to skin irritation. The causes of this itching are often skin diseases or internal illnesses, but there are many other reasons for itching on the body.

What Is Itching on the Body?

Itching on the body can occur in specific, small areas like a bug bite, or it may spread throughout the body, as in the case of allergies. During itching, no significant changes may occur on the skin, or it may result in various symptoms, such as:

Inflammation on the skin
Scratches or scars due to prolonged scratching
Blisters
Dry, cracked, flaky skin

Sometimes, the itching sensation can be intense and persistent. In such cases, you may continue scratching or rubbing the area despite trying to stop. As you scratch, the itching may continue, leading to a cycle of itching and scratching. This cycle is called the "itch-scratch cycle," and breaking it can be challenging.

Itching on the body is typically not caused by a serious issue and usually does not lead to major problems. Itching is often a symptom, so treatment focuses on the underlying cause. If you are unsure about the cause of your itching, it is advisable to see a doctor. Your doctor will identify the underlying cause and develop a treatment plan, often involving creams or moisturizers.

What Causes Itching on the Body?

There are many potential causes for itching on the body. Some of these causes include:

Dermatitis (Skin infection)
Xerosis (Dry skin)
Psoriasis (An autoimmune disease causing skin discoloration and irritation)
Hives (Raised, colorless patches caused by an allergic reaction)
Ringworm (Skin fungal infection)
Liver, kidney diseases
Aging
Endocrine disorders such as diabetes, thyroid diseases
Scabies, parasites, insect bites
Burns or scars
Allergies (The body reacts to something consumed or touched as if it is under attack)
Dermatographia (Pressure on the skin causing red, itchy rashes)
Anemia (Low red blood cell count)
Certain types of cancer
Opioid medications used for pain treatment (Narcotics)
Nerve disorders such as shingles, multiple sclerosis
Psychiatric conditions like anxiety disorders, obsessive-compulsive disorder

What Does Itching on the Body Indicate?

Itching on the body is usually not a sign of something serious. There are many factors that can cause itching, including allergies, aging, or skin diseases. Itching is a condition that negatively affects a person's quality of life, and it is natural to want to get rid of it as soon as possible. Once the cause of the itching is identified, treatment can be applied accordingly. During this process, there are several home remedies that may help alleviate or improve the itching.

Itching on the body can sometimes last more than six weeks. In such cases, it is referred to as chronic itching. This type of itching can deeply affect a person's quality of life, interfering with daily activities and even sleep, which can lead to increased stress levels. Additionally, continuous scratching may worsen the intensity of the itching. Scratching the same area repeatedly can lead to skin irritation, and in some cases, infections or skin injuries may result.

How Is Itching on the Body Treated?

If you are experiencing persistent itching, it is advisable to see a dermatologist. The dermatologist will begin the examination by reviewing your medical history. They may ask you questions about your symptoms and how long they have been present. Then, they will physically examine you. Based on the examination, they may conclude the cause of the itching or suspect a medical issue. To be sure, your doctor may request additional tests, including:

Blood tests to check for conditions like anemia that could cause itching
Liver and kidney function tests
Chest X-ray to check for enlarged lymph nodes

Itching on the body and the resulting skin symptoms can be bothersome and even frustrating for the patient. Once the cause of the itching is determined through the process mentioned above, the next step is to plan treatment. In general, treatments for itching include:

Corticosteroid creams: These are among the first treatment options for itchy and inflamed skin. After applying the cream to the affected area, you can cover it with a cotton material. This helps keep moisture trapped, allowing the skin to absorb the cream better. However, always consult with your doctor before trying any treatments.
For persistent itching, a soothing routine may be applied. Start by holding the affected area under warm water for 20 minutes, then apply a cream containing 0.025% to 0.1% triamcinolone. This cream helps trap moisture and supports the skin in absorbing the medication. You can repeat this routine before bedtime for several days to see the benefits.
Selective Serotonin Reuptake Inhibitors (SSRIs): These are oral medications known as antidepressants. Types such as fluoxetine and sertraline may be effective in improving long-term itching. However, it may take 8-12 weeks to feel the full benefits of SSRIs as the body adapts to them.
Light therapy (phototherapy): This treatment involves exposing the skin to a specific type of light. It may be an alternative treatment option for people who cannot use oral medications or creams.

What Helps with Itching on the Body?

Itching may not fully resolve until treated, but there are several home remedies that can help improve the sensation in the meantime. These general tips include:

Regularly moisturize your skin with hypoallergenic, fragrance-free moisturizers.
Use medicated shampoos, after consulting with a pharmacy.
Apply cooling, hypoallergenic lotions or gels to the skin.
Avoid scratching. You can cover the affected area to prevent scratching.
Do not scrub your body too harshly with a loofah while bathing.
Manage your stress by trying activities like yoga.
Get a humidifier for your home.
Ensure you get enough rest.

Treatment for Itching on the Body

Depending on the cause of the itching on the body, the following treatments may be effective:

If the itching is due to dry skin, make sure to thoroughly moisturize your skin. You can apply moisturizer within 5 minutes after a bath.
For eczema-related itching, apply a cloth soaked in cold water to the affected area and keep it there for a while, then moisturize the area thoroughly.
For allergy-induced itching, visit a doctor to identify the allergen. After that, avoiding exposure to the allergen will help treat the itching.
Itching due to aging is normal. As skin thins with age, it becomes drier. In this case, changes in your skin care routine may be necessary.
If itching occurs as a side effect of any medication or treatment, be sure to share this with your doctor. They may offer an alternative medication or additional tips.

Last Updated Date: 10 May 2023

Publication Date: 10 May 2023

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Itching on the Body: What Is It, Diagnosis, and Treatment

What Is Itching on the Body?

What Causes Itching on the Body?

What Does Itching on the Body Indicate?

How Is Itching on the Body Treated?

What Helps with Itching on the Body?

Treatment for Itching on the Body

MD. Eylem Emel Arıkan

MD. Mehmet Coşkun Acay

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MD. Mehmet Coşkun Acay

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