The rising rates of midlife mortality hit some areas of the country harder than others, the report said.

报告指出，就中年人群死亡率上升而言，美国一些地区的情况要比其他地区更加严重。

The lacking infrastructure for these conditions is a major concern for hard hit areas with some families freezing in their homes.

这种情况下，缺乏基础设施是重灾区的主要问题，一些家庭在家中冻僵。