WebCollapse Section. Amyotrophic lateral sclerosis (ALS) is a progressive disease that affects motor neurons, which are specialized nerve cells that control muscle movement. These nerve cells are found in the spinal cord and the brain. In ALS, motor neurons die (atrophy) over time, leading to muscle weakness, a loss of muscle mass, and an ... WebDefinition of sclerosis noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. ... a medical condition in which soft tissue in the body becomes hard see also amyotrophic lateral sclerosis, multiple sclerosis. Word Origin late Middle English (originally denoting ...

Amyotrophic Lateral Sclerosis (ALS): Symptoms, Causes, Types - WebMD

WebALS is one of a group of conditions known as motor neuron diseases (MNDs). ALS affects nerve cells for muscles of both the upper and lower body. ALS accounts for 85 percent of MND cases. Other MNDs affect nerve cells for muscles of either the upper or lower body. Other MNDs include progressive muscular atrophy, progressive bulbar palsy, and ... WebMay 26, 2024 · Amyotrophic lateral sclerosis (ALS), also known as Lou Gehrig’s disease, is a progressive and fatal disease, attacking neurons that control voluntary movement. These neurons die over time. The result is the gradual loss of muscle movement, speech, swallowing, and eventually, breathing. do allergies cause night sweats

Definition of

WebNov 14, 2024 · There are two types of ALS: Sporadic ALS is the most common form. It affects up to 95% of people with the disease. Sporadic means it happens sometimes … Webamyotrophic lateral sclerosis ( ˌæmɪəʊˈtrəʊfɪk) n (Pathology) a form of motor neurone disease in which degeneration of motor tracts in the spinal cord causes progressive … WebAmyotrophic lateral sclerosis (a-my-o-TROE-fik LAT-ur-ul skluh-ROE-sis), or ALS, is a progressive nervous system disease that affects nerve cells in the brain and spinal cord, causing loss of muscle control. ALSis often called Lou Gehrig's disease, after the baseball player who was diagnosed with it. Doctors usually don't know why ALSoccurs. do allergies cause sinus infections