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  1. Amyotrophic lateral sclerosis (ALS) - Symptoms and causes

    Apr 10, 2024 · Amyotrophic lateral sclerosis (a-my-o-TROE-fik LAT-ur-ul skluh-ROE-sis), known as ALS, is a nervous system disease that affects nerve cells in the brain and spinal cord. ALS …

  2. What is ALS? - Amyotrophic Lateral Sclerosis - The ALS Association

    ALS, or amyotrophic lateral sclerosis, is a progressive neurodegenerative disease that affects nerve cells in the brain and spinal cord. There is no cure for ALS yet.

  3. ALS - Wikipedia

    Amyotrophic lateral sclerosis (ALS), also known as motor neuron disease (MND) or—in the United States—Lou Gehrig's disease (LGD), is a rare, terminal neurodegenerative disorder that …

  4. Amyotrophic Lateral Sclerosis (ALS) - Cleveland Clinic

    May 6, 2025 · ALS (amyotrophic lateral sclerosis) is a neurodegenerative condition that affects how nerve cells communicate with your muscles. It leads to muscle weakness that gets worse …

  5. 9 Early Signs of ALS - Verywell Health

    Feb 22, 2023 · Amyotrophic lateral sclerosis (ALS) affects the motor neurons (nerve cells) that control voluntary movement. The early symptoms of ALS tend to affect your extremities or …

  6. Amyotrophic Lateral Sclerosis (ALS) - Johns Hopkins Medicine

    What is ALS? Amyotrophic lateral sclerosis (ALS) is a fatal type of motor neuron disease. It causes progressive degeneration of nerve cells in the spinal cord and brain.

  7. Amyotrophic Lateral Sclerosis (ALS) | National Institute of ...

    Amyotrophic lateral sclerosis (ALS), formerly known as Lou Gehrig’s Disease, is a neurological disease that affects motor neurons—those nerve cells in the brain and spinal cord that control …

  8. About Amyotrophic Lateral Sclerosis (ALS) - CDC

    Nov 12, 2024 · ALS also known as Lou Gehrig's disease, is a motor neuron disease. ALS is rare, though slightly more common in men than women. The disease affects the nerve cells in both …

  9. What is ALS? Answers from the ALS Therapy Development Institute | ALS ...

    Amyotrophic lateral sclerosis, or ALS, is a progressive neurodegenerative disease. Learn about ALS disease, symptoms, and prognosis here.

  10. What is ALS? - ALS Association

    What is ALS? ALS, or amyotrophic lateral sclerosis, is a progressive neurodegenerative disease that affects nerve cells in the brain and the spinal cord. A-myo-trophic comes from the Greek …

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