stay in shape
US /steɪ ɪn ʃeɪp/
UK /steɪ ɪn ʃeɪp/

1.
in vorm blijven, fit blijven
to maintain a good physical condition through exercise and healthy habits
:
•
It's important to exercise regularly to stay in shape.
Het is belangrijk om regelmatig te sporten om in vorm te blijven.
•
She tries to eat healthy and work out to stay in shape for her job.
Ze probeert gezond te eten en te sporten om in vorm te blijven voor haar werk.