Pruning can also remove unhealthy or unneeded parts of a plant, and increase the growth of flowers and fruit.

VOA: special.2009.10.06

For example, if it's more convenient should you change the environment to make the unhealthy food less convenient and make healthy foods more convenient?

举例来说,如果是因为方便,那你改变外部环境,会使得健康食品比垃圾食品更容易获得吗

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Should we create a drug that takes away the pleasure from some of these unhealthy foods?

我们能制造出一种药让人们,在吃这些垃圾食品时候的愉悦感消失吗

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Such unhealthy conditions led to the spread of disease.

VOA: special.2010.08.25

we've actually looked just expectancy in the brain of schizophrenics unhealthy controls So what we see is with Germans as the same thing that we saw with Americans.

我们对精神分裂症患者的大脑,进行了观察,我们在正常德国人身上观察到的结果,和我们在美国观察到的相同。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

Limiting the marketing of unhealthy products to children.

VOA: special.2010.06.07

He says combining medical and culinary expertise allows him to help people recognize the cooking mistakes that make their diet unhealthy.

VOA: standard.2010.02.23

"We work with schools to get unhealthy foods out of the schools and promote health foods within the school environment.

VOA: standard.2010.06.23

"I think the first mistake is they start with unhealthy ingredients."

VOA: standard.2010.02.23

Pipes says that many Islamic schools are spreading extremist ideas and that they work to instill in their students an unhealthy notion that the only thing that matters in their lives is their Islamic identity.

VOA: standard.2010.07.12