The 80-year-old cardiologist participated in the 42.195 km race organised by Running and Living.com, completing it in seven hours and 52 minutes.

Roy, a Delhi resident, completed his 113th marathon clocking six hours and 47 minutes on 25th August last year in the United States. Thereafter he developed a spinal injury last November, paralysing his right lower limb, and underwent a spinal surgery to fix six nails in his last two vertebrae.