Sir Mo Farah struggles to get to grips with a giant treadmill as he spends some downtime ahead of the Virgin Money London Marathon Sir Mo Farah struggled when taking on the Abbott World Majors Challenge Farah face-planted on the treadmill and flew off the machine during the task The 36-year-old will run in the Virgin Money London Marathon on SundayBy Jack Kinnersley For Mailonline Published: 20:32 BST, 24 April 2019 | Updated: 20:32 BST, 24 April 2019 Viewcomments Sir Mo Farah faced one of his toughest challenges yet when he came up against a giant treadmill. The most successful British track athlete in modern Olympic history was taking on the Abbott World Majors Challenge in which you have to run 400m at the same speed as the world record marathon holder. Farah found it difficult as he face-planted on the treadmill and flew off the machine. Scroll down for video. Sir Mo Farah faced one of his toughest challenges yet when he came up against a treadmill He was taking on the Abbott World Majors Challenge where he had to run at world-record pace Farah found it difficult as he face-planted on the treadmill and flew off the machine The 36-year-old will run in the London Marathon on Sunday where he finished third last year. Farah wants to improve on a top-three finish this time around and try and win the competition. 'I don't go out to try and finish third or fourth,' Farah told the BBC. 'I believe I can win more major marathons.' 'My aim is to win the London Marathon one day. 'That is my task, but you can't take it for granted because Eliud is a great athlete and a world record holder. If I do beat him it would be an amazing achievement. 'Sometimes you are beaten by a better man and you have to accept that and you go home and think about what you need to do to beat him. 'The rivalry is great for the sport - it's one the sport needs.' Read more: Share or comment on this article: All rights reserved for this news site dailymail and under his responsibility