Qi Gong is a healthy exercise， right?

气功是一项健康的运动，对么？

B And more people cycling! Lots of healthy exercise.

还有骑自行车人的增加! 很多有益健康的运动.

B And more people cycling ( biking? )! Lots of healthy exercise.

A还有骑自行车人的增加! 很多有益健康的运动.

Still, if there’s not yet any discernible ceiling on brain-healthy exercise, there is a floor.

不过，如果有助于脑健康的锻炼还不存在明显的上限，那么它至少有一个底线。

He told us what foods we would be eating (and in what portions) and also what we would not be eating. He ordered us to take time for healthy exercise.

告诉应进食那些食物（和食物的分量），不应进食那些食物，又吩咐要花时间做有益身心的运动。