Longest non-stop backward walk on a treadmill

The record for performing the longest non-stop backward walk on a treadmill was set by Sivarajan Ettiappan (born on August 14, 1988) of Selangor, Malaysia. He started the treadmill walk on September 16, 2021 at 8 am and finished on September 17, 2021 at 9:42 am (as per Malaysian Time); completing the walk in 25 hours and 42 minutes at Sri Kota Specialist Medical Centre, Selangor, Malaysia, on Malaysia Day (September 16, 2021).