Why Rest is a Brain Health Strategy
If you’ve ever wondered how sleep and rest support brain health, keep reading - inside this article, we’ll take a look at how and why doing less may actually help your brain do more.
By the time August arrives, I begin to notice a subtle shift.
I know we're still in the heart of summer, but nature seems to be taking a long, slow breath.
Here in the Pacific Northwest, spring and early summer feel wonderfully energetic. Everything is growing at once. Trees leafed out almost overnight, birds announce each new morning with enthusiasm, and gardens seem to stretch a little higher every day. The message seems to be: Grow fast. Don't waste a minute of this beautiful season.
By early August, midsummer, the frantic growth begins to calm. We can see the actual fruits of the work we did in spring and early summer. The garden is no longer trying to become something new. It is quietly settling into what it was meant to be.
Our bodies often long for something similar.
Many of us have spent months staying busy, checking off those outside projects, maybe doing a little traveling, gardening, and trying to make the most of the long summer days.
Without realizing it, we begin to believe that productivity is measured only by how much we accomplish. And it’s easy to mistake the resulting exhaustion for success.
But what if one of the healthiest choices we could make for our brains wasn't to do more...
What if it was to rest?
Rest Is Active Brain Care
When we think about brain health, we often discuss puzzles, exercise, healthy meals, or learning something new. And don’t get me wrong – I’m all about those things – they certainly matter.
But one of the most powerful things we can do for our brains doesn't happen while we're actively doing anything at all.
It happens while we sleep.
Sleep isn't simply the absence of wakefulness. It isn't time "lost" from our day.
As far as your brain is concerned, sleep is one of the busiest shifts it works.
During sleep, memories are strengthened. New information is organized. Neural connections that were formed throughout the day become more stable. In many ways, learning doesn't end when you close the book or finish today's Sudoku challenge, it continues while you sleep.
Sleep is also one of the foundations of neuroplasticity, your brain's remarkable ability to adapt, repair, and form new connections throughout life.
In other words, rest isn't the opposite of brain health.
Rest is one of the ways we build it.
A Touch of Science
One of the most amazing discoveries in neuroscience happened only a little over a decade ago.
In 2012, researchers at the University of Rochester Medical Center identified what is now called the glymphatic system, a specialized cleansing system that becomes dramatically more active during deep sleep.
Think of it as your brain's overnight housekeeping crew.
Throughout the day, your brain works tirelessly. Like every busy organ, it accumulates waste products as it burns energy and performs millions of tiny tasks. During deep sleep, cerebrospinal fluid flows through the brain tissue, helping wash away many of those metabolic byproducts, including the proteins that have been associated with Alzheimer's disease.
One of the most fascinating parts of this discovery is that brain cells actually shrink during deep sleep, expanding the space between them by nearly 60%. That extra room allows the cleansing fluid to circulate far more effectively.
Isn't that amazing?!
While you're sleeping peacefully, your brain is literally cleaning house.
Every night.
Without asking anything of you except that you allow it enough time to do its work.
Sometimes the healthiest thing we can do is simply stay out of the way.
I know that lifestyles, families and work are not the same for everyone, having worked the night shift as an RN in the Intensive Care Unit, I know that the same “rules” don’t apply to all people at all times. I know there are caregivers, shift workers and those living with chronic illness who may not have the “luxury” of optimum sleep, and I want to acknowledge you.
I know Life isn't always perfectly restful, and this isn't about striving for perfect sleep. It's about giving your brain as many opportunities for restoration as your life allows.
Rest Is More Than Sleep
You'll notice that throughout the Golden Clarity Protocol, I refer to Sleep & Rest, not simply sleep. That's intentional.
Sleep is essential, but it isn't the only kind of restoration our brains need.
Sometimes we aren't sleep deprived, we're rest deprived.
While researchers are learning that consistent, restorative sleep appears to support long-term brain health by helping maintain many of the systems involved in memory and healthy aging, they also describe several different kinds of rest, each supporting the brain in its own unique way.
Physical rest includes sleep, naps, and those quiet moments when you finally put your feet up after a busy day.
Mental rest gives your brain permission to stop making decisions for a little while. It might happen during a peaceful walk, while sitting on your deck with a cup of tea, or simply allowing yourself a few minutes without solving someone else's problems.
Emotional rest comes from being with people who replenish rather than drain you - or spending quiet time alone with your journal, where you can tell yourself the truth without needing to explain it to anyone else.
Sensory rest may be one of the greatest challenges in modern life. Our brains are constantly processing notifications, conversations, television, music, and screens. Intentionally stepping away from that stimulation - even for a few minutes - can feel surprisingly restorative.
I've even been reading about the surprising value of boredom.
Not the restless boredom of waiting in line, but the gentle spaciousness that appears when we stop filling every quiet moment. Creativity often grows in those empty places.
Perhaps our brains are just waiting for a little silence.
Humans Didn't Always Sleep Eight Straight Hours
Here's one more thought that I find both fascinating and reassuring.
For much of human history, people may not have slept through the night the way many of us expect to today.
Historical records studied by historian A. Roger Ekirch (described in his 2005 book “At Day’s Close: Night in Times Past”.) describe a common pattern of "first sleep" and "second sleep." People would sleep for several hours, wake naturally for an hour or two, tend the fire, take care of children (or animals), read, visit with family members (and even neighbors), or simply sit in the stillness of the night before returning to bed for a second period of sleep.
When I first learned about this, I was navigating the sleep disruptions that often accompany menopause. Discovering that nighttime waking had once been considered perfectly ordinary brought me enormous comfort, and eventually a solution to my sleep woes.
If you occasionally wake during the night, it doesn't necessarily mean something is wrong.
Of course, persistent insomnia deserves medical attention, but an occasional period of wakefulness? That may simply remind us that our bodies have a longer history than our modern schedules.
Sometimes knowing that something is normal is, in itself, a comfort, even a form of rest.
Morning Light: Nature's Reset Button
If I could recommend just one simple habit to improve both sleep and brain health, it wouldn't begin at bedtime.
It would begin tomorrow morning.
As early as you reasonably can after waking, step outside for five to fifteen minutes.
The sun doesn't have to be shining brightly. Even on a cloudy morning, natural daylight reaches your eyes and sends an important signal to your brain.
"Day has begun."
That single message helps reset your circadian rhythm, your body's internal twenty-four-hour clock. Morning light tells your brain to stop producing melatonin, helping you feel alert and awake. Just as importantly, it starts the biological timer that encourages melatonin production again later that evening.
In other words, one of the best ways to sleep well tonight begins shortly after sunrise today.
Nature has been offering us this gift all along; we just have to step outside and receive it.
Rest Is Productive
Our culture often speaks about rest as though it were time we failed to use well.
The brain tells a very different story.
Rest strengthens memory, supports creativity and sound judgment, allows the nervous system to recover from stress, and helps regulate mood.
Rest is where repair becomes possible.
Far from stealing time from our lives, rest gives us a healthier brain with which to enjoy living.
That sounds like a very worthwhile investment to me.
A Tiny Practice
You don't have to overhaul your life to improve your sleep this week. Just start with one small step.
Step outside within thirty minutes of waking tomorrow morning.
Turn off one screen thirty minutes before bedtime.
Sit quietly for five minutes this afternoon without reaching for your phone.
Listen when your body whispers, "That's enough," and allow yourself to rest before it has to shout.
Small changes. Doable. Hopeful.
One Final Thought
As I wrote this article, I began to feel a different emotion and eventually recognized it as trust.
Rest is an act of trust.
Trust that your body remembers how to heal. Trust that your brain knows how to restore itself.
Trust that productivity isn't measured only by what we accomplish while we're awake.
By August, the frantic growth of spring has softened into something calmer. The garden is no longer racing toward the future. It is patiently ripening, producing fruit, and preparing for the season ahead.
The work hasn't stopped. It has simply changed.
Our brains need seasons like that, too.
We are often admired for pushing through; maybe it's time we also learned to admire ourselves for knowing when to pause.
Maybe the healthiest thing we can do is give ourselves permission to rest.
In the Golden Clarity Protocol™, Sleep & Rest is Phase 4; not because it's the end of the journey, but because it's one of the foundations that allows everything else to flourish. When we nourish our brains, move our bodies, and truly restore ourselves, we create the conditions for clarity, resilience, and healthy aging.
If you'd like practical, science-based guidance for building those habits one gentle step at a time, I'd love to have you join us.
Because the path to better brain health isn't about doing everything perfectly.
Sometimes it begins by doing one simple thing.
Stepping outside.
Taking one slow breath.
Trusting your remarkable brain to do what it was designed to do.
And allowing yourself to rest.
What’s In My Brain Health Toolkit?
Supporting Rest, Naturally.
As the days begin to shorten, I'm paying a little more attention to a couple of evening rituals; things that help signal to my brain that it's time to rest. A consistent bedtime, dimmer lights, and a cup of Sleepytime tea are often where I begin.
For some people (myself included), additional support may also be helpful. Depending on individual needs (and after discussing it with a healthcare professional if that’s appropriate for you), options such as magnesium glycinate or low-dose melatonin can sometimes support healthy sleep. I also enjoy the simple comfort of lavender balm as part of an evening wind-down routine.
If you're interested, I've gathered a few of the evidence-informed sleep products I personally trust in my Fullscript Dispensary. They're intended to complement, not replace, the foundations of good sleep: regular movement, nourishing food, stress management, and a consistent sleep routine.
Nighty-night!
An Invitation:
If this perspective resonates with you, if you’ve been looking for a more thoughtful, grounded approach to brain health, especially after Midlife, I invite you to explore the Golden Clarity Protocol.
Not as something you have to take on or master, but as a way to better understand what already matters.
I look forward to walking this path with you.