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  1. Amyotrophic Lateral Sclerosis (ALS): What It Is & Symptoms

    May 6, 2025 · Amyotrophic lateral sclerosis, or ALS, is a neurodegenerative disease that targets the nerve cells (neurons) in your brain and spinal cord. It affects your muscle control. Symptoms worsen …

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

    A myotrophic L ateral S clerosis describes how the disease affects the body: Amyotrophic comes from Greek words meaning “no muscle nourishment.” When muscles no longer receive signals from nerve …

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

    Amyotrophic lateral sclerosis is a fatal neurological disorder characterized by progressive degeneration of nerve cells in the spinal cord and brain. It is often referred to as Lou Gehrig's disease.

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

    Mar 26, 2025 · 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 …

  5. About Amyotrophic Lateral Sclerosis (ALS) | National ALS Registry | 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 the upper and …

  6. Amyotrophic Lateral Sclerosis (ALS) - WebMD

    Sep 9, 2024 · There’s a lot to know about ALS, and it may take more than one appointment for you to absorb all the information. Write down the topics you’d like to go over and bring the list with you.

  7. What is Amyotrophic Lateral Sclerosis (ALS)? | ALS News Today

    Mar 20, 2023 · Amyotrophic lateral sclerosis (ALS) is a progressive neurological disorder that damages nerve cells and causes disability. The condition also is known as Lou Gehrig’s disease, …

  8. What is ALS? Answers from the ALS Therapy Development In... | ALS TDI

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

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

    Apr 10, 2024 · Overview 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 …

  10. A Patient's Guide to Amyotrophic Lateral Sclerosis (ALS)

    Dec 30, 2025 · Amyotrophic lateral sclerosis is a progressive neurodegenerative disease. Here's what you need to know about ALS, from risk factors to new treatments, medications and clinical trials.