lose sleep over 为…而睡不着觉;对…十分担心;因……而失眠；为某事担心；辗转反侧

【例句】
Though I study very hard, I still lose sleep over my exam.
尽管我学习很努力，我还是为考试担心得睡不着觉。

Most Americans lose sleep over money and even get a divorce.
很多美国人为钱而失眠，甚至离婚。