United Kingdom, July 9 -- Black Sabbath drummer Bill Ward has to use wheelchair to get about due to mobility issues.

The 78-year-old musician - who was the band's original drummer - left Black Sabbath's line-up several times over the years but he rejoined the legendary group for their Back to the Beginning farewell show with frontman Ozzy Osbourne last summer.

He's now revealed he's been using a wheelchair for the last 18 months but he's refusing to let it stop him playing drums. Posting a picture of himself in his chair on Instagram, he wrote in the caption: "Something new to let you know about. Dear friends, fans, families, and people I've not met yet, I'm announcing today somewhat sadly but nonetheless truthfully, that I've reached a...