Efforts to improve water, sanitation and hygiene interact with each other to boost overall health.

改善水、环境卫生和个人卫生的努力可相互作用，提高整体健康水平。

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Vaccination efforts should be supplemented by health education to improve sanitation and hygiene practices.

免疫接种工作应由健康教育作为补充，以改进环境卫生和个人卫生习惯。

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Sanitation and hygiene: a cheap and highly effective lifesaver

缓解卫生与个人卫生是挽救生命的廉价且极为有效的方法

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As a consequence, he says little money is available to provide crucial assistance in areas of health, shelter,nutrition,education, water and sanitation and hygiene.

VOA: standard.2009.08.07

Webster also strives to empower the local population by training village health workers and educating villagers about HIV prevention, hygiene and sanitation.

CNN: STORY HIGHLIGHTS

In the grand scheme of things, the negative effect of extra mutations is likely to be countervailed by the positive effects of modern life: better nutrition, hygiene and sanitation, as well as better medical care.

ECONOMIST: Genetic damage and paternal age

Access for everyone to water, sanitation and hygiene would also save around 2.5 million lives every year.

CNN: World Water Day: An end to global thirst is in sight