The phrase "quality of one's sleep" refers to how good or bad someone's sleep is, based on factors such as how well they actually rest, how deeply they sleep, and how often they wake up during the night. Full definition
Regular exercise also goes a long way towards getting rid of extra baby weight and improving quality of sleep at night! (mommyscene.com)
Even consider sleeping in separate rooms for a brief time if it helps you to get a better quality of sleep during the early months. (mkcocharo.com)
These fitness trackers, worn on your wrist, allow you to monitor calorie burn, daily activity, steps taken, and quality of sleep by pushing data through to your smartphone. (healthline.com)