"Most experts agree that the changes were related to something in the environment," says social epidemiologist Thomas Glass of The Johns Hopkins Bloomberg School of Public Health.

约翰霍普金斯大学布隆伯格公共卫生学院的社会流行病学家托马斯·格拉斯说：“大多数专家都认为这些变化与环境有关。”

youdao

These behavioral changes may in turn be harmful to the health.

这些行为的改变反过来可能对健康产生危害。

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Fortunately, there are simple changes you can make during the day anywhere, even at the workplace to improve your health.

幸运的是，你可以在白天做一些简单的改变，即使在工作场所也可以改善你的健康。

youdao

President Obama has signed legislation to make the biggest changes in the health care system in forty-five years.

VOA: special.2010.03.24

It was the first time a country had taken action on that, so these are very positive public health changes.

这是第一次国家政府对此采取措施,这都是些对大众健康很有益的改变

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The National Institutes of Health says carbidopa delays the changes in levodopa until it reaches the brain.

VOA: special.2009.04.07

That is important, because if we can't, then we're not going to be able to mobilize the American people behind bringing about changes in health care reform, bringing about changes in how we're going to put people back to work, changing our trade laws.

CNN: Part 1 of CNN Democratic presidential debate

President Obama has clearly stated that he wants to make sweeping changes in health care policy.

FORBES: Why Democrats and Republicans Must Guard Against Unnecessary Regulation

If nothing changes the health insurance program for low-income families will overwhelm the state budget.

FORBES: New York Lt. Gov Says Medicaid Will Ruin The State Budget