During a new interview, Eric Dane explained how he's found hope in the physician who has been leading his fight against ALS.

Eric Dane, an actor best known for playing Dr. Mark Sloan, aka "McSteamy," on "Grey's Anatomy," discussed his health challenges after being diagnosed with ALS.

The actor Eric Dane says he can no longer use his right arm because of ALS, a degenerative brain disease that slowly robs people of mobility. While there is no cure for ALS, current treatments can slow the progression of symptoms and prolong independence. Dane, who portrays Cal Jacobs on Euphoria, announced his ALS diagnosis in April.