I haven't been sleeping well just lately.

我就是在最近才一直睡不好觉。

《牛津词典》

The boy appeared anxious, had lost weight and was not sleeping well.

那个男孩显得很焦虑，体重减轻了，觉也睡不好。

《柯林斯英汉双解大词典》

Eating a big meal can make you feel sleepy, and it can make you feel uncomfortable and prevent you from sleeping well.

吃大餐会让你感到困倦，这会让你感到不舒服，让你睡不好觉。

youdao

"Anytime anyone is sleeping outside, particularly in West Africa which is very well known for its malaria, you are clearly exposing yourself to that disease and other diseases,".

VOA: standard.2009.09.08

He was no longer sleeping well and he did not know why.

NPR: Book Traces Family Suffering from Deadly Insomnia

And until it is told, I think a lot of people aren't sleeping well, be it Seattle, be it Sacramento, be it at the NBA offices.

WSJ: Maloof brothers no longer Kings of Sacramento

However, we recognize that sleeping well is a legitimate concern.

FORBES: Do-It-Yourself Dividends From Total Return Investing