The phrase "average nightly sleep" is correct and usable in written English.
It can be used when discussing the typical amount of sleep a person gets each night, often in the context of health or wellness.
Example: "On average, adults need about seven to eight hours of average nightly sleep to function optimally."
Alternatives: "typical nightly sleep" or "mean sleep duration per night.".
They reported that a 3.6percentt increase in BMI corresponded to an average nightly sleep decrease from eight hours to five hours.
Over the past 4 decades, sleep duration has declined by 2.3 h with Americans reporting average nightly sleep duration of 6.2 h per night.10 Sleep durations of this length fall below adult recommendations of 7 8 h sleep per night.
Among this group of soldiers, the average nightly sleep duration was less than six hours per night.
Self-reported sleep measures of chronic sleep: two variables were used to evaluate degree of 'chronic sleep restriction' by estimating average nightly sleep duration: (1) 'usual sleep' (from questionnaires) and (2) 'average nightly sleep' (from sleep diaries).
Characteristics measured using the questionnaire included maternal age, height, pre-pregnancy weight, reproductive and medical history including her history of psychiatric disorders, average nightly sleep duration during pregnancy, vital exhaustion during early pregnancy, and perceived stress during early pregnancy.
Maternal average nightly sleep duration during pregnancy was ascertained by asking women the following question: "Since becoming pregnant, how many hours per night do you sleep?" A similar question was asked for sleep duration before pregnancy.
SETTING: 54 research sites in the U.S. PATIENTS: 830 primary insomnia patients who reported mean nightly total sleep time (TST) < or = 6.5 hours/night and/or mean nightly sleep latency (SL) >30 min. INTERVENTION: Eszopiclone 3 mg or matching placebo.
Boulder ranked in the top 20 of the 500 largest cities in the country for its short work week and its high concentration of entertainment establishments, while Boulder County ranked 19 for its average nightly hours of sleep.
I average nightly 8 hours of sleep.
Overall, the actual amount of nightly sleep for children fell by an average of 0.73 minutes per year.
Hotel booking site Hotels.com has just released a survey of the nation's most expensive sleeps, and New York is once again "top of the heap," with an average nightly rate in 2011 of $204.
