The old man stayed healthy by walking an hour every day.

那个老人通过每天步行一小时保持健康。

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And the squeaky clean mice, even with the risky gene, stayed healthy.

而这些异常洁净的小实验鼠即使携带了高危基因，也依然健康茁壮。

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The questions will always be out there. What if Ming stayed healthy?

人们总是会问：如果姚明不受伤？

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The Yankees could use upgrades at DH and left field and the addition of switch-hitting Carlos Beltran, who has stayed healthy this season, would be a boost.

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"I stayed healthy, that was the main key, " Sabathia said.

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And patients who developed angina, a painful heart condition resulting from arteriosclerosis, had depression scores that were nearly twice as high (12.2) as diabetics whose hearts stayed healthy (6.6).

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