WATCH: Eric Dane on ALS Diagnosis: "I Have One Functioning Arm" (VIDEO) originally appeared on Daytime Confidential. Grey's Anatomy alum Eric Dane is opening up about his amyotrophic lateral sclerosis (ALS) diagnosis. In an interview on Good Morning America, Dane shared with Diane Sawyer how he and his family are coping with the disease.

Just months after revealing his ALS diagnosis publicly, actor Eric Dane speaks out for the first time in a interview with Diane Sawyer about the moment he first noticed the warning signs, and more.

Eric Dane opened up about reconciling with wife, "Beverly Hills, 90210" star Rebecca Gayheart, after their divorce was dismissed earlier this year.