Sleep disorder

A light sleeper is a person who wakes up easily. Being a light sleeper can make it more difficult...

People who are light sleepers may wake up in response to small disturbances in their sleep enviro...

Are You a Light Sleeper? ... It's common to refer to people who can sleep through noise and other...

Heavy sleepers通常是又高又壯的人，而light sleepers則是又小又瘦的人嗎？當然不是！Heavy sleepers是指那些睡得很熟而不易喚醒的人，而light ...

sleeper noun (PERSON). a good/heavy/light sleeper. someone who sleeps in the stated way. 睡眠好／睡覺沉／...