The San Francisco-born star of ‘Grey’s Anatomy’ and ‘Euphoria’ has been on Good Morning America this week to discuss the frightening realities of amyotrophic lateral

Dane -- who shot to fame amid six seasons on the hit ABC drama "Grey's Anatomy," where he played Dr. Mark Sloan, affectionately known as "McSteamy" -- said his symptoms began over one year ago, when he began to experience weakness in his right hand.

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

Now, however, the actor has shared a few more sobering updates about his health on Good Morning America. “My right side has completely stopped working,” he told the program. Dane said that he expects to lose control of the left side as well.

Laura Gaynor captured this incredible video as a tornado tore across a road in Nebraska on June 16. Andrew Pihlbald, 45, who coaches a U17 boys' soccer team from Jamestown, collapsed after going into cardiac arrest during the second half of a June 4 match at Wilson High School in Wilson, New York.

"I feel like maybe a couple, few more months, and I won't have my left hand either," the 'Grey's Anatomy' alum said, adding that he worried about losing the use of his legs, in a sobering interview that aired on Monday's 'Good Morning America.

The New York City mayor wants to run on two independent ballot lines after sitting out the Democratic primary.

I will never forget those three letters. It’s on me the second I wake up. It’s not a dream,” he told Diane Sawyer.