rebounding

US /ˌriːˈbaʊn.dɪŋ/
UK /ˌriːˈbaʊn.dɪŋ/
1.

bật lại

a form of exercise in which you perform different jumps and movements on a rebounder (= a piece of equipment like a small trampoline):

:
Rebounding is a fun, low-impact exercise.