Is there such factor as an excessive amount of sleep?


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Ah, sleep. The cherished time when all the things is really shut down, and our our bodies and minds get some actual “alone” time. There’s a variety of discuss sleep these days. Celebrities have contributed youthful appears to be like to their wholesome sleep habits (hey, JLo!), and we’re bombarded with research about the advantages of sleep.  From articles on wholesome sleep hygiene to an explosion of sleep-related merchandise and extra – all eyes are on the bed room today.

So why the fuss? Maybe the worldwide pandemic’s epic disruption of “common” routines – together with sleep – has given of us extra time to ponder their sleep habits. Or, maybe there’s simply extra analysis accessible. Regardless of the case, we’ve heard whispers and shouts concerning the risks of too little sleep for years. Nicely, apparently, there’s additionally a priority and chatter about too a lot sleep.

Customary Sleep Suggestions

Now sleep is becoming a member of the ranks of espresso, purple wine, and protein as specialists and scientists debate the elusive query of “how a lot is an excessive amount of.” In debates like this, it’s typically greatest to cling to the details first. So what do we all know?

The CDC recommends the next quantities of sleep per day, per age group for optimum well being advantages:

0–3 months: 14–17 hours

4–12 months: 12–16 hours 

1–2 years: 11–14 hours 

3–5 years: 10–13 hours 

6–12 years: 9–12 hours 

13-18 years: 8–10 hours 

18–60 years: 7+ hours 

61–64 years: 7–9 hours

65 years+: 7–8 hours

Many organic processes occur as we sleep, that are essential to our general well being. We’ll begin with the large mind, which reportedly shops new info and eliminates poisonous waste throughout sleep. Moreover, nerve cells talk and reorganize, which helps wholesome mind perform. As for the remainder – effectively, the physique will get busy repairing cells, restoring power, and releasing molecules like proteins and hormones, equivalent to human progress hormones (HGH). HGH helps with progress and growth in kids and contributes to muscle, bone, and tissue restore in individuals of all ages.

Sure! Sleep is significant to our physique’s organic perform. Though scientists can’t agree on precisely why1 we have to sleep, they’ll all agree on the truth that it’s mandatory for survival. For instance, when disadvantaged of sleep for 3 or 4 nights2, you can begin to hallucinate, and the immune system turns into compromised3. Extended sleep deprivation can result in cognitive impairments, irritability, delusions, paranoia, and psychosis.

So once we see a headline4 claiming, “Too A lot Sleep Can Kill You, Scientists Say, “ our curiosity – and nervousness – was piqued. Fortuitously, a evaluate of the article revealed a scarcity of scientific certainty across the declare. Nevertheless, we nonetheless had questions and a slide down the rabbit gap revealed an excessive amount of sleep can apparently contribute to some issues, like complications.

What occurs once we sleep an excessive amount of?

A median grownup is predicted to sleep from 7-9 hours per evening for optimum advantages. Nevertheless, notice the phrase “common” right here – that signifies that each “physique” is just a little completely different. So how are you aware for those who’re sleeping an excessive amount of? 

To try to reply this query, we’re as soon as once more turning to the details – starting with what the physique does throughout sleep. Let’s begin with serotonin, a neurotransmitter within the mind that helps keep circadian rhythm – which is the pure sample of sleep that your physique follows to go to sleep and get up in a manner that rests and refreshes the physique.

As we sleep, neurons transfer serotonin to a sequence of receptors programmed by our genes to make use of serotonin for sure targets, like falling asleep and waking up, in a course of referred to as a neural pathway. If you oversleep, you’re interrupting this neural pathway. In case you hold sleeping even after serotonin has signaled your receptors to get up, your physique is now not really resting.

So, now your physique thinks it’s awake and needs nourishment like meals and water to revive blood movement and mind exercise that slowed down throughout sleep. In case you oversleep previous this level, your physique might really feel dehydrated and nutrient-deprived, which might trigger complications or listlessness till your system is replenished with meals and water.

We additionally got here throughout this research5 of 24,671 topics from 15 to 85 years that concluded “lengthy sleepers” could also be related to psychiatric illnesses and better BMI, however not with different power medical illnesses typically related to too little sleep.

However can I nonetheless sleep in on Sundays?

So, the scientific jury remains to be out on if and the way damaging an excessive amount of sleep may be to our well being. Nevertheless, there’s little or no doubt that too little sleep is hazardous to long-term well being. So, we suggest taking pictures for the CDC-recommended hours of sleep per age group and listening to your physique. Sleeping in right here and there or napping is regular if it’s what our physique wants. Nevertheless, in case your extended sleeping habits are inflicting nervousness, it’s time to hunt medical consideration to unravel the trigger.

General, we’ve come to study that sleep should not be taken as a right. Our our bodies want relaxation and high quality ZZZs to perform correctly. In case your sleep routine just isn’t making you cheerful, give it extra focus. Check out your bedtime habits – are you sleep procrastinating? Is your bed room an oasis for sleep? Sleep deserves precedence, so make it one. In case you want some assist getting there or establishing wholesome sleep habits, we’ve loads of useful assets accessible at


2 being/healthy-sleep/how-long-can-you-go-without-sleep

3 being/sleep-deprivation/sleep-deprivation-stages#timeline




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