Last Updated on March 3, 2026 by Giorgia Guazzarotti

beauty sleep is not a myth

Are you getting your beauty sleep? When I was younger, I’d spend countless night up until all hours. Going to bed with the chickens was so not cool. These days, I wish I could fall asleep at 10pm, but, more often than not, my insomnia is keeping me awake till the early morning hours. Doesn’t matter what’s keeping me awake. My skin is paying the price for lack of sleep. Just like the rest of my body (and mind), it looks tired and worn out. People have started asking me if I’m ill. Ugh. Beauty sleep is no myth. You really need it to look your best. Without it, there’s only so much the best concealer in the world can do. Here’s why and how to get all the beauty sleep you (and your skin) need:

Why You Need Your Beauty Sleep

Let’s start with the boring science part. In humans, sleep is divided into two main phases: non-REM and REM sleep. The first phase, which occupies most of the early sleep night, is when your brain gets its well-deserved rest after all the frantic and intense work it did when you were awake. The second phase, REM or “deep” sleep, is when you dream.

It’s during the REM phase that your body regenerates and restores itself (isn’t it awesome)? Here’s how it works. Your body produces human growth hormone (HGH) that helps repair tissues and keeps skin elastic. Skin cells regenerate faster at night, too.

So, if sleep is that important, can you imagine what happens when you don’t sleep enough? Your body isn’t happy, and starts producing cortisol, the hormone that creates free radicals and reduces skin regeneration. And, as we all know, we get those pesky dark circles, under-eye bags, and puffy eyes.

Related: What Really Works To Treat Dark Circles


Struggling to put together a skincare routine that minimises wrinkles, prevents premature aging, and gives your complexion a youthful glow? Download your FREE “Best Anti-Aging Skincare Routine” to get started (it features product recommendations + right application order):


How To Get Your Best (Beauty) Sleep

Ok, so now you know that you need to get at least 8 hours of good sleep every single night (naps don’t count). But how do you do it? Here are what’s working for me:

Beauty Sleep Tip #1: Routine Is Your Friend

Routine can be so boring. But, it can also be helfpul. Going to sleep at the same hour every night and waking up at the same hour every morning really helps. Your body will rebel at first, but, soon, you’ll teach it when it’s time to sleep and when it’s time to wake up, so that it can get all the rest it needs.

Beauty Sleep Tip #2: Watch Your Diet

A large meal and a good cup of coffee are two of the little pleasures in life. But, they also interfere with sleep. Never have them just before you go to bed. The same is true for nicotine, but, then, I hope you aren’t smoking, anyway. I wrote a whole post about how that ages you faster too, by the way. If you smoke, you should check it out.

Related: Why The Low-Glycemic Diet Is The Secret To Younger-Looking Skin

Beauty Sleep Tip #3: Don’t Forget Your Skincare

Doesn’t matter how tired you are, you should always find the time to cleanse your skin and apply serum and moisturizer, at least. The night is a particularly great time to use retinol and vitamin C, two anti-aging superstars that make skin more susceptible to sun damage when exposed to sunlight.

Related: 5 Anti-Aging Superstars You Should Add To Your Skincare Routine Now

Beauty Sleep Tip #4: Create A Quiet Environment

Light and noise can interfere with sleep, too. Make sure your bedroom is dark, quiet, and comfortably warm (but, not too hot, or you won’t be able to sleep).

Beauty Sleep Tip #5: Sleep On Your Back

I’m awful at this. I find sleeping on my side so comfortable. But, pressing your face into a pillow can create crease marks that turn into premature wrinkles overtime. Kinda defeats the purpose of sleeping for better skin, doesn’t it?

FAQs

Does sleep position affect more than just wrinkles?

Aabsolutely. Sleeping on your side or stomach? Your face basically becomes a fluid collection zone overnight. All that excess liquid pools around your eyes (thanks to the million tiny blood vessels living there) and just… sits there while you sleep. Lovely.

But it gets more interesting. Your lymphatic system – the one responsible for draining waste and excess fluid – is actually working overtime while you sleep. The problem is, gravity and position mess with how well it drains. Sleeping on your left side drains better than the right. Even propping your pillow up slightly helps fluid move downward instead of staging a protest around your eye bags.

Why do some people wake up puffier than others?

Because life is unfair, basically. But also: genetics, hormones, diet, and anatomy. Some people’s bodies are just wired to hoard sodium. Estrogen makes fluid retention worse, so if you’re a woman you’ve probably noticed puffiness getting worse at certain points in your cycle. And as your under-eye skin thins with age, even tiny fluid shifts start looking dramatic.

Then there’s what you ate and drank last night. Salty dinner? Alcohol? Didn’t drink enough water? (Yes, dehydration causes puffiness too – your body panics and starts hoarding fluid like it’s preparing for a drought.) All of that shows up on your face at 7am.

Does sleep quality matter as much as sleep quantity?

More, actually. Researchers split women aged 30-49 into good and poor sleepers and the results were kind of brutal – poor sleepers had nearly double the skin aging score, recovered 30% slower from UV damage, and had a noticeably weaker skin barrier. Eight hours of tossing and turning is not the same as seven hours of proper deep sleep. Your skin is not fooled.

It all comes down to what happens during deep sleep – cortisol drops, HGH peaks, cells regenerate. Miss that window and none of the repair happens, even if your alarm goes off at the “right” time.

Can you catch up on beauty sleep over the weekend?

I know this isn’t what you want to hear, but: no. Not really. One Korean study found that just one bad night measurably tanked skin hydration and elasticity – and those effects pile up. Another found that even shifting your bedtime later (without reducing total hours) still damaged your skin barrier and wrecked your facial microbiome diversity. Your skin runs on a circadian rhythm. Disrupt it enough and no amount of Sunday morning sleeping in will fix it.Consistency beats heroic weekend sleep marathons every single time.

Can better sleep reduce acne or eczema flare-ups?

Yes – and honestly this one deserves way more attention than it gets. Bad sleep spikes cortisol, which cranks up inflammation, throws your sebum production off balance, and weakens your skin barrier simultaneously. That’s basically every condition for a breakout or flare-up checked off in one go.

Multiple large-scale reviews confirm it: poor sleep makes acne, eczema, psoriasis, and rosacea measurably worse. And here’s the cruel part – itchy, inflamed skin also keeps you awake, so you end up in this horrible loop where bad skin causes bad sleep causes worse skin. If you’ve been fighting a chronic skin condition and nothing’s working, sleep is genuinely one of the first things worth fixing.

The Bottom Line

Getting your eight hours of sleep is not negotiable if you want healthy and flawless skin. Hopefully, these tips will make it easier for you to get all the beauty sleep you need.