exercising

the activity of exerting your muscles in various ways to keep fit; "the doctor recommended regular exercise"; "he did some exercising"; "the physical exertion required by his work kept him fit"

ताकि हम दोनों (मिलकर) कसरत से तेरी तसबीह करें

The heart will beat faster than normal when you get very excited or frightened or while exercising very strenuously.