A former NFL running back has been diagnosed with a serious medical condition. Chris Johnson, who played for several teams, has revealed his diagnosis with ALS. Johnson had a notable career, including a season where he rushed for over 2,000 yards.

Johnson is 40 years old and last played in the NFL in 2017. He has spoken publicly about his diagnosis in a television interview. Further details about Johnson's diagnosis and his current situation are available from the source, ValleyCentral.