Dr Tong Khim Leng is a senior consultant cardiologist at the Department of Cardiology in Changi General Hospital, and an adjunct clinical associate professor with YLL and Duke-NUS medical schools. She has special interests in sports cardiology and echocardiography.

She has published in local and international journals, and is active in both undergraduate and postgraduate  teaching. and has partipated in various local committees on sports safety and guidelines.

Covid-19 infection may result in certain cardiac complications, which has impact on the sports activity post-covid for the recreational athletes, and the fitness for return to play  for the competitive athletes.