Gurgaon: A 34-year-old bank executive died while exercising at a gymnasium here on Wednesday, police said.
Doctors said heart failure could have caused the death.
Deceased Devender Kumar of Ashok Vihar area was married and employed in a private bank.
"He was looking and doing fine but suddenly fainted and collapsed on the floor," a member at the Fitness Care gym said.
A police officer said Kumar was rushed to the Columbia Asia hospital where he was declared dead on arrival.
The body has been sent for post-mortem.