keep in shape
US /kiːp ɪn ʃeɪp/
UK /kiːp ɪn ʃeɪp/

1.
mantenerse en forma, estar en forma
to stay physically fit and healthy
:
•
She exercises regularly to keep in shape.
Ella hace ejercicio regularmente para mantenerse en forma.
•
It's important to eat well and keep in shape.
Es importante comer bien y mantenerse en forma.