"Sufficient exercise" refers to doing enough physical activity to keep your body healthy. It means engaging in regular and moderate exercise that is enough to benefit your overall well-being. Full definition
There is a serious health concern in today's office culture - many who work all day sitting on their desks don't get sufficient exercise. (businessinsider.com)
With sufficient exercise given to the dog it will stay fine in an apartment. (trainpetdog.com)
But if Labs aren't given sufficient exercise, they can quickly become bored. (thesprucepets.com)