Cannabis Use Linked to Extremes of Nightly Sleep Duration – Less Than 6 Hours or More Than 9 Hours


Sample much more pronounced amongst heavy customers (20 out of previous 30 days).

Current hashish use is linked to extremes of nightly sleep length — lower than 6 hours or greater than 9 hours — reveals a research of a big consultant pattern of US adults, printed on-line within the journal (*6*)Regional Anesthesia & Ache Medication.

This sample was much more pronounced amongst heavy customers — these utilizing on 20 out of the earlier 30 days, the findings present.

(*9*) use in North America continues to enhance, with round 45 million adults within the USA reporting this in 2019, which is double the determine reported within the early 2000s.

This variation has partly been pushed by widespread decriminalization in lots of states over the previous decade, in addition to analysis suggesting that cannabinoids could have therapeutic worth for ache reduction and presumably nervousness and sleep issues as properly, say the researchers.

(*9*) has turn into well-liked as a sleep help, notably because the prevalence of sleep deprivation and insomnia has elevated. Solely two thirds of People get the beneficial 7-9 hours of sleep each night time, and virtually half report daytime sleepiness each day.

However the proof to date on the influence of hashish on the sleep-wake cycle has been equivocal.

The researchers wished to see if hashish use is perhaps linked to nightly sleep length in a nationally consultant pattern of US adults (aged 20-59) who had taken half within the biennial Nationwide Well being and Vitamin Examination Survey (NHANES) for the years 2005 to 2018 inclusive.

And so they wished to know if respondents reported problem falling asleep, staying asleep, or slept an excessive amount of within the previous 2 weeks; whether or not they had ever consulted a health care provider a few sleep downside; and whether or not they recurrently skilled daytime sleepiness on a minimum of 5 of the previous 30 days.

Survey respondents have been characterised as latest or non-users if that they had or hadn’t used hashish prior to now 30 days. Sleep length was outlined as brief (lower than 6 hours), optimum (6–9 hours), and lengthy (greater than 9 hours).

Data was gathered on doubtlessly influential components: age; race; instructional attainment; weekly working hours; a historical past of hypertension, diabetes, and coronary artery illness; weight (BMI); smoking; heavy alcohol use (4 or extra drinks every day); and prescriptions for opioids, benzodiazepines, ‘Z medication’ (accepted for insomnia), barbiturates, different sedatives, and stimulants.

Some 25,348 individuals responded to the surveys between 2005 and 2018, however the closing evaluation relies on 21,729 who answered all of the questions, representing an estimated 146.5 million US adults.

The common nightly sleep length was simply brief of 7 hours throughout your entire pattern. Some 12% reported lower than 6 hours, whereas 4% reported greater than 9 hours an evening.

A complete of 3132 (14.5%) respondents mentioned that they had used hashish within the previous 30 days. Current customers have been extra doubtless to report not sleeping sufficient or sleeping an excessive amount of.

They have been 34% extra doubtless to report brief sleep and 56% extra doubtless to report lengthy sleep than those that hadn’t used hashish within the previous 30 days, after accounting for doubtlessly influential components.

And so they have been additionally 31% extra doubtless to report problem falling asleep, staying asleep, or sleeping an excessive amount of within the previous 2 weeks, and 29% extra doubtless to have mentioned a sleeping downside with a health care provider. However latest hashish use wasn’t related to frequent daytime sleepiness.

Additional evaluation of the frequency of hashish use revealed that reasonable customers, outlined as utilizing on fewer than 20 out of the previous 30 days, have been 47% extra doubtless to sleep 9 or extra hours an evening in contrast with non-users.

Heavy customers, outlined as utilizing on 20 or extra out of the previous 30 days, have been 64% extra doubtless to expertise brief sleep and 76% extra doubtless to expertise lengthy sleep in contrast with non-users.

These findings differed little throughout the survey years.

That is an observational research, and as such, can’t set up trigger, or reverse causality, for that matter.

The researchers additionally level to a number of research limitations, together with the reliance on self-reported information and the dearth of info on hashish dose. The historic and the historic and ongoing stigma related to hashish use might also have affected the responses to questions on hashish use, they recommend.

However they are saying: “Growing prevalence of each hashish use and sleep deprivation within the inhabitants is a possible trigger for concern.

“Regardless of the present literature demonstrating blended results of hashish and numerous cannabinoid formulations on sleep structure and high quality, these brokers are being more and more used as each prescribed and unprescribed experimental therapies for sleep disturbances.”

They add: “Our findings spotlight the necessity to additional characterize the sleep well being of common hashish customers within the inhabitants…Sleep-wake physiology and regulation is advanced and analysis about associated endocannabinoid pathways is in its early phases.”


“Current hashish use and nightly sleep length in adults: a inhabitants evaluation of the NHANES from 2005 to 2018” 6 December 2021, (*6*)Regional Anesthesia & Ache Medication.
DOI: 10.1136/rapm-2021-103161

6 December 2021, (*6*)Regional Anesthesia & Ache Medication.
DOI: 10.1136//rapm-2021-103294

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