他有一种非常不健康的生活方式。

He has a very ___unhealthy lifestyle.

这座城市因污染和暴力而不安全且不健康。

The city is unsafe and ___unhealthy because of the pollution and the violence.

吃太多垃圾食品是不健康的。

Eating too much junk food is ___unhealthy.