You should sleep.
If you're tired, why don't you go to sleep? "Because if I go to sleep now I will wake up too early."
Most of the time, he doesn't get to sleep before two or even three o'clock in the morning.
I worked for a full 24 hours without getting any sleep.
I hope that the jet lag isn't going to disturb my sleep schedule too much.
I'm getting little pimples on my face. I wonder if I've been getting enough sleep lately.
Recently what with anxiety and lack of sleep, she has lost almost ten pounds.
Let's not make any hasty decisions. Let's sleep on it.
Sleep deprivation increases risk of heart attacks.
I love sleeping, but I can't sleep long today. My grandchildren visit me in one hour.
Despite the importance of sleep, its purpose is a mystery.
Moderate exercise in the evening helps induce sleep.
He enjoys his sleep and doesn't like to have it interfered with.
Something you should know about me is that I sleep late in the morning.
Typical Japanese babies sleep with their mother after coming home from hospital.
English word "spánek"(sleep) occurs in sets:1000 most important Czech nouns 101 - 150