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  1. Disease - Wikipedia

    In humans, disease is often used more broadly to refer to any condition that causes pain, dysfunction, distress, social problems, or death to the person affected, or similar problems for those in contact …

  2. Disease | Definition, Types, & Control | Britannica

    Dec 12, 2025 · disease, any harmful deviation from the healthy structural or functional state of an organism, generally associated with certain signs and symptoms and differing in nature from physical …

  3. All Diseases and Conditions | NIAMS

    Jun 5, 2025 · Carpal tunnel syndrome occurs when the median nerve, which runs from your forearm, through your wrist, into the palm of your hand, becomes pressed or squeezed at the wrist. Learn …

  4. Medical Diseases & Conditions - Mayo Clinic

    Explore comprehensive guides on hundreds of common and rare diseases and conditions from the experts at Mayo Clinic.

  5. What Is Disease? The Medical Science of Illness Explained

    Jun 1, 2025 · At first glance, the answer seems deceptively simple: disease is the presence of illness, of something going wrong within the body. But the deeper we probe into this question—scientifically, …

  6. DISEASE Definition & Meaning - Merriam-Webster

    The meaning of DISEASE is a condition of the living animal or plant body or of one of its parts that impairs normal functioning and is typically manifested by distinguishing signs and symptoms : …

  7. Other Respiratory Illnesses Going Around | Respiratory Illnesses | CDC

    Dec 18, 2025 · This page details respiratory illnesses from bacteria and viruses other than COVID-19, flu, and RSV. It also shows the latest emergency department trends for conditions that various …

  8. Diseases - World Health Organization (WHO)

    Sudan Ukraine Latest Disease Outbreak News Situation reports Rapid risk assessments Weekly Epidemiological Record

  9. Diseases - WHO

    A disease is a condition that negatively affects the health or normal functioning of an organism. It can be caused by a variety of factors, such as infections, genetic mutations, environmental factors, lifestyle …

  10. DISEASE | English meaning - Cambridge Dictionary

    DISEASE definition: 1. (an) illness of people, animals, plants, etc., caused by infection or a failure of health rather…. Learn more.