A confluence of factors led to Americans' declining willingness to relocate for work, according to economists.

经济学家指出，多个因素导致美国人越来越不愿意为了工作而搬家。

Recent estimates show that air pollution is actually the leading environmental health risk factor globally more than any other environmental cause of disease.

最近的估算数据表明，相比任何其他导致健康问题的环境因素，空气污染实际上最能导致这些健康问题。

Considering alcohol use is the 7th leading risk factor for death and disease globally, I'm hoping this video brings more awareness to the scientifically sound, but relatively unknown Sinclair Method.

饮酒是全球第七大死和致病风险因素，因此，我希望本视频能让大家对 Sinclair 这种少有人知的科学疗法有一个初步的了解。