ALS, short for amyotrophic lateral sclerosis, is a degenerative neurological disorder that eventually leads to paralysis, taking away a person's ability to move, speak, swallow or even breathe, according to the National Institutes of Health.

Eric Dane, known for 'Grey's Anatomy', reveals his ALS diagnosis. He shares that his right arm is no longer functional. His left arm is also weakening. Symptoms began a year and a half ago with hand weakness.

Andres Albaladejo and his wife Carmen had no idea the muscle spasms in his left arm would lead to a debilitating diagnosis