Key Facts

• Jon Snow was the lead presenter of Channel 4 News from 1989 to 2021.
• He announced he has Alzheimer's disease, a common cause of dementia that affects memory and thinking.
• Snow was initially reluctant to get tested but was diagnosed after a brain scan in 2023.
• His wife, an epidemiologist, helped him through the process and supports raising awareness.
• The documentary, "Jon Snow: A Last Big Story," will premiere at the Sheffield Documentary Festival and air on Channel 4 on June 20.
• The film shows Snow working on his final investigation alongside dealing with his diagnosis.
• The Alzheimer's Society praised Snow’s bravery for speaking publicly about the disease.
• Jon Snow received many awards during his career, including the Bafta Fellowship and several Royal Television Society awards.