尽管艾滋病周期发作，史蒂夫依然显得健壮，虽然没人知道他还能活多长。

Despite the onset of AIDS cycle, Steve still seems robust, although no one knows how long he Hai Nenghuo.

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睡眠质量是关键。睡眠呼吸终止症——睡觉时由于呼吸的暂停而周期性苏醒的现象——与心血管病有很大关联。

However, quality of sleep is key. Sleep apnea-a condition in which you wake up periodically due to interrupted breathing-has been linked with cardiovascular disease.

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军团病不经治疗，通常在第一周期间恶化。

Untreated Legionnaires' disease usually worsens during the first week.

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