The Bowling For Columbine director was forced to cancel a series of promotional engagements and an appearance at the Berlin International Film Festival in Germany after falling ill with pneumonia.

And while he was in hospital, doctors reminded him he wasn't getting any younger and needed to take his health more seriously.

Appearing on Real Time with Bill Maher - one of the shows he had to pull out of - on Friday (13May16), Moore said, "I've dropped a little weight and I am taking better care of myself. I go on walks every day... I turned 62 last month."