Spontaneous muscle twitching can be an early symptom of ALS and a sign that motor neurons are damaged. But other causes can also contribute to muscle twitching. Consulting a doctor can help identify ...

A 41-year-old man was left in shock after a "strange" twitch in his arm led to a deadly diagnosis of amyotrophic lateral sclerosis (ALS), leaving him with just two years to live. Andres and his wife ...