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  1. X-ray - Wikipedia

    An X-ray is a form of high-energy electromagnetic radiation with a wavelength shorter than those of ultraviolet rays and longer than those of gamma rays.

  2. X-Ray: What It Is, What It Shows, Preparation & Types

    Jul 16, 2024 · X-rays use radiation to create black-and-white images that a radiologist reads. X-rays are most commonly used to look at bones and joints, but providers can use them to …

  3. X-ray | Definition, History, & Facts | Britannica

    Nov 28, 2025 · X-ray, electromagnetic radiation of extremely short wavelength and high frequency, with wavelengths ranging from about 10^-8 to 10^-12 metre. The passage of X-rays …

  4. X-Ray: Purpose, Procedure, and Possible Risks - Healthline

    Sep 2, 2020 · An X-ray is a common, noninvasive imaging test that helps doctors examine structures in your body without making any incisions.

  5. X-Rays - Special Subjects - MSD Manual Consumer Version

    Reviewed/Revised Sept 2025. X-rays are a type of medical imaging that use very low-dose radiation waves to take pictures of bones and soft tissues. X-rays may be used alone …

  6. X-Ray Scan: Uses, Dangers, Wavelength, How It Works

    X-rays are a form of electromagnetic radiation that can pass through solid objects, including the body. X-rays penetrate different objects more or less according to their density. In medicine, X …

  7. X-ray - RadiologyInfo.org

    X-ray or radiography uses a very small dose of ionizing radiation to produce pictures of the body's internal structures. X-rays are the oldest and most frequently used form of medical imaging.

  8. Quick Facts: X-Rays - Merck Manual Consumer Version

    What is an x-ray? An x-ray is an imaging test that takes a picture of the inside of your body. It uses a low dose of x-ray radiation. X-rays show body parts according to how dense (solid) …

  9. X-Rays - Harvard Health

    Feb 3, 2025 · X-rays are waves of electromagnetic radiation that are used to create images of organs and other structures inside the body. X-rays have a very short wavelength. As they …

  10. X-ray: MedlinePlus Medical Encyclopedia

    Jul 15, 2024 · X-rays are a type of electromagnetic radiation, just like visible light. An x-ray machine sends individual x-ray waves through the body. The images are recorded on a …