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

    Apr 10, 2024 · ALS is often called Lou Gehrig's disease after the baseball player who was diagnosed with it. The exact cause of the disease is still not known. A small number of cases …

  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

    ALS genes identified to date explain the cause of about 70% of familial ALS and about 15% of sporadic ALS. Overall, first-degree relatives of an individual with ALS have a ~1% risk of …

  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 …

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

    Amyotrophic Lateral Sclerosis (ALS) 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 …

  6. About Amyotrophic Lateral Sclerosis (ALS) | National ALS Registry …

    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 …

  7. What Is ALS - The ALS Association

    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 language.

  8. Amyotrophic Lateral Sclerosis (ALS) - WebMD

    Sep 9, 2024 · What Is ALS? ALS is a disease that causes motor neurons, the nerve cells that send messages from your brain to your spinal cord and then to your muscles, to break down …

  9. What Is ALS? — ALS Hope Foundation

    Amyotrophic Lateral Sclerosis (ALS), often referred to as Lou Gehrig’s Disease, is the most common degenerative disease of the adult motor system.

  10. What is ALS? - Les Turner ALS Foundation

    Amyotrophic lateral sclerosis (ALS) is a disease that weakens the muscles we use to move, swallow and breathe. It can, in some cases, also cause changes in behavior and thinking. The …