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.

Eric Dane is not backing down from his fight against ALS. The 52-year-old sat down with ABC News' Diane Sawyer in an interview for Good Morning America, where he revealed his first symptoms of the debilitating disease and how he plans to slow the effects.

The 'Grey's Anatomy' and 'Euphoria' actor spoke to Diane Sawyer alongside his doctor to explain how he plans to fight against the incurable disease.

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.

The ‘Grey's Anatomy’ star recently spoke to ‘Good Morning America’ about experiencing paralysis after being diagnosed with ALS in April.

Eric Dane and his doctor discussed his ALS diagnosis, symptoms and the rise in causes during an emotional 'Good Morning America' interview

Living close to cyanobacterial harmful algal blooms - which are present nationwide but are more common in coastal and Great Lake states - heightens the rate of dying from amyotrophic lateral sclerosis,