Maximum sit- ups performed on a chair in 30 seconds
The record for performing the maximum number of sit- ups on a chair in 30 seconds was set by Harshitha Subramony (born on August 20, 2014) of Thiruvananthapuram, Kerala. She performed 28 sit -ups (Uthak- Bethak in Hindi) on a chair (with both her arms stretched out straight in front) in 30 seconds at the age of 6 years, 10 months and 9 days, as confirmed on June 29, 2021.