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  1. Causes of itchy skin include:

    • Skin conditions. Examples include dry skin (xerosis), eczema (dermatitis), psoriasis, scabies, parasites, burns, scars, insect bites and hives.
    • Internal diseases. ...
    • Nerve disorders. ...
    • Psychiatric conditions. ...
    • Irritation and allergic reactions. ...

    Itchy skin (pruritus) - Symptoms and causes - Mayo Clinic

    www.mayoclinic.org/diseases-conditions/itchy-skin/symptoms-causes/syc-20355006
    www.mayoclinic.org/diseases-conditions/itchy-skin/symptoms-causes/syc-2035…
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  2. 其他用户还问了以下问题
    Should you scratch your skin if you have itchy skin?
    To get relief and prevent more itch, board-certified dermatologists say you should try not to scratch. Instead, follow these tips and discover the source of your itch below. Mosquito bites, chickenpox, and poison ivy aren’t the only reasons for itchy skin. See what else may be causing your itch and what can bring relief. Very dry skin.

    10 reasons your skin itches uncontrollably and how to get relief

    aad.org
    Why does my skin itch if I don't scratch?
    Everyone gets itchy skin, but an itch that doesn’t go away can be irritating. To get relief and prevent more itch, board-certified dermatologists say you should try not to scratch. Instead, follow these tips and discover the source of your itch below. Mosquito bites, chickenpox, and poison ivy aren’t the only reasons for itchy skin.

    10 reasons your skin itches uncontrollably and how to get relief

    aad.org
    What does it mean if you scratch your skin?
    An itch is a feeling or uncomfortable sensation that causes you to scratch your skin to get relief. Scratching the itch doesn’t always provide relief. If you scratch your itchy skin, you could have additional symptoms that include: Dry or cracked skin. Scratch marks (excoriations). Thick, leathery patch of skin (lichenification).

    Pruritus: Causes & Treatments for Itchy Skin - Cleveland Clinic

    my.clevelandclinic.org
    What does it feel like if you scratch your skin?
    Pruritus causes your skin to feel itchy. This can be an uncomfortable or bothersome sensation that will only resolve if you scratch your skin. Sometimes, pruritus can be painful and other times, it could feel like something is tickling your skin. Scratching your itch can lead to more pain and irritation and won’t always resolve your itch.

    Pruritus: Causes & Treatments for Itchy Skin - Cleveland Clinic

    my.clevelandclinic.org
    Does scratching make you itch?
    Nerve cells tell your brain something hurts, and that distracts it from the itch. It can make you feel better in that moment, but 1 in 5 people say scratching makes them itch somewhere else on their body. Sometimes the pain from scratching makes your body release the pain-fighting chemical serotonin. It can make the itch feel even itchier.

    Why Does Scratching Feel So Good? How to Stop Itching & Scratching …

    webmd.com
    What does it mean if your skin is itchy?
    Itchy skin can affect small areas, such as the scalp, an arm or a leg. Or it can cover the whole body. Itchy skin can occur without any other noticeable changes on the skin. Or it may come with: Sometimes itchiness lasts a long time and can be intense. As you rub or scratch the area, it gets itchier. And the more it itches, the more you scratch.

    Itchy skin (pruritus) - Symptoms and causes - Mayo Clinic

    mayoclinic.org
    反馈
  3. American Academy of Dermatology
    https://www.aad.org › public › everyday-care › itchy...

    10 reasons your skin itches uncontrollably and how to get relief

    • 10 reasons your scalp itches …

      Scabies on the scalp can cause intense itching and a rash of little bumps that …

    • Chickenpox

      Avoid using an antihistamine that you apply to your child’s skin, as it can trigger an …

    • Ringworm

      Ringworm is actually a skin infection caused by fungus. No worms involved. The …

    • Atopic Dermatitis

      You want to keep skin moisturized. Atopic dermatitis causes excessively dry skin. …

    • Dry Skin

      Ask your dermatologist before using anti-itch creams and other skin care …

    • Hives

      Hives are a skin reaction that causes bumps, raised patches, or both to …

    • Folliculitis

      This is a common skin infection that develops in the hair follicles. Folliculitis …

    • Neurodermatitis

      Scratching the itchy patch of skin is what causes the rash. This itchy patch often …

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  5. WebMD
    https://www.webmd.com › ... › why-so-i…

    Itchy Skin and Itching: Possible Reasons You Feel Itchy …

    2023年12月26日 · If you start scratching and find a rash, it’s likely the problem is in your skin. It can happen because of: Fungal and bacterial infections like impetigo and folliculitis .

    标记:
    Itchy Skin
    Scratching
  6. Cleveland Clinic
    https://health.clevelandclinic.org › why-y…

    Signs That Itch Is a Medical Problem - Cleveland Clinic …

    2024年7月19日 · Dr. Khetarpal explains what conditions can cause itching and how to know if your need to scratch is a sign of something serious. What makes us itch? Just like sneezing or coughing, feeling an ...

  7. Healthline
    https://www.healthline.com › health › it…

    Itching: What’s Causing Your Itchy Skin? (with Pictures)

    2023年10月18日 · Itchy skin is an irritating and uncontrollable sensation that makes you want to scratch to relieve the feeling. Possible causes for itchiness include internal illnesses and skin conditions.

    标记:
    Itchy Skin
    Pruritus of Skin
    Causes of Skin Itching
    Itching All Over Body
  8. Verywell Health
    https://www.verywellhealth.com

    Pruritus (Itchy Skin): Causes, Treatment, Home …

    2024年6月18日 · Pruritus is a feeling of itchiness or irritation on the skin that drives you to scratch the affected area. The sensation feels similar to pain, but it does not develop in precisely the same way. When people feel pain, their …

    标记:
    Pruritus of Skin
    Itchy Skin Pruritus
    Angelica Bottaro
    Legal remedy
  9. WebMD
    https://www.webmd.com › skin-problems-and-treatments › ...

    Why Does Scratching Feel So Good? How to Stop Itching

    标记:
    Skin
    Eczema
  10. Cleveland Clinic
    https://my.clevelandclinic.org › health › diseases

    Pruritus: Causes & Treatments for Itchy Skin - Cleveland Clinic

    标记:
    Itchy Skin Pruritus
    Scratching
  11. Medical News Today
    https://www.medicalnewstoday.com › …

    Itchy skin (pruritus): Causes, treatment, and home …

    2023年12月20日 · Itchy skin has many causes, ranging from dry skin to more severe conditions like kidney disease. If itchy skin causes problems over time or comes with other symptoms, a person should speak with a ...

    标记:
    Pruritus of Skin
    Dry Skin
    Itching Pruritus Meaning
  12. Mayo Clinic
    https://www.mayoclinic.org › diseases …

    Atopic dermatitis (eczema) - Symptoms and causes

    2024年5月15日 · Atopic dermatitis (eczema) is a condition that causes dry, itchy and inflamed skin. It's common in young children but can occur at any age. Atopic dermatitis is long lasting (chronic) and tends to flare sometimes. It can …

    标记:
    Itchy Skin
    Dry Skin
    All Symptoms of Atopic Dermatitis
    Ad Skin Disease