And Why That's Actually Really Good for Me
Sourdough bread, fragrant soap, scented candles — it turns out my hands knew something my brain is only just catching up to.
There is a moment when sourdough dough stops fighting you. One minute it's shaggy and sticky, and then — almost without you noticing — it goes silky and smooth under your palms. I only discovered this in January, when I finally fell down the sourdough rabbit hole. And every single time I hit that moment, something in me just exhales.
Then came oven spring. That first time you open the oven and your scored loaf has actually bloomed — the ear curling up right where your lame touched it — is wildly satisfying. Ask any new sourdough baker. Once you crack that, the obsession kicks into high gear. Suddenly you're dreaming up inclusions: roasted garlic and rosemary, jalapeño and cheddar, dark chocolate and dried cherry. Each one is a whole new loaf. A whole new experiment.
But here's the thing — I've been making soap and candles for twenty years. And I felt this same pull from the very beginning. The moment a batch of soap reaches trace. The moment a candle sets smooth and perfect. It's the same exhale, every time.
I used to think it was just the joy of making something with my hands. Turns out, science has a lot more to say about it.
Your Brain Really Loves When Your Hands Are Busy
It turns out that a huge portion of the brain is devoted to hand movement. When we use our hands in purposeful, creative ways, we're not just completing a task — we're genuinely feeding the brain.
Researcher Kelly Lambert at the University of Richmond calls hands-on making a kind of "behavioraceutical" — an activity that naturally shifts your brain chemistry without a prescription. Here's what's happening when you're kneading dough or stirring a pot of soap:
Your nervous system calms down. Rhythmic, repetitive hand movement — stirring, kneading, folding — activates the parasympathetic nervous system. That's your body's built-in "rest and digest" mode.
Your brain gets a hit of the good stuff. Anticipating a finished loaf or a finished bar of soap releases dopamine. The rhythm of making produces serotonin. You're essentially giving yourself a natural mood boost.
You find flow. That state where time disappears and that critical inner voice goes quiet? Researchers have actually mapped it in brain scans. It's real, it's measurable, and making things with your hands is one of the most reliable ways to get there.
"A Mayo Clinic study found that people who crafted regularly were 45% less likely to develop mild cognitive impairment. That's not a small number."
And the long-term picture is just as encouraging. A Mayo Clinic study found that people who crafted regularly were 45% less likely to develop mild cognitive impairment — even those who only started in their seventies saw a 28% reduction. Making things isn't just good for how you feel today. It's good for your brain for years to come.
And Then There's the Scent
Smell is the only sense that bypasses the brain's relay center and travels directly to the areas involved in memory and emotion. That's why a single whiff of something familiar can take you straight back to your grandmother's kitchen, or a specific summer, or a person you love.
Researchers at UC Irvine recently found that older adults who were exposed to rotating fragrances for just two hours each night showed a 226% improvement in cognitive scores compared to a control group. Scientists believe regular olfactory enrichment — basically, surrounding yourself with interesting, varied scents — may be one of the simplest things you can do to support brain health as you age.
So when you light a beautifully scented candle or reach for a bar of soap fragrant with lavender and citrus, you're not just treating yourself. You're doing something genuinely good for your brain.
Making Things Is Maintenance
Our grandmothers kneaded bread without thinking twice about neuroplasticity. They made soap from scratch. They kept their hands busy and their homes full of good smells. They were onto something.
I make soap and candles because I love it. I'm elbow-deep in sourdough because I can't help myself. But I also do it because — living with MS — I know that keeping my hands purposefully busy, staying in a creative flow, and surrounding myself with fragrance that lifts my mood is not a luxury. It's maintenance.
So the next time someone asks why you spent your Sunday morning folding dough or pouring a batch of candles instead of doing something "productive" — you can tell them your brain made you do it.
SOURCES & FURTHER READING
Snapdragon Life — "The Neuroscience of Making: Why Your Hands Matter More Than You Think"
Rosen, D. et al. (2024). Creative flow as optimized processing. Neuropsychologia, 196.
Mayo Clinic Study of Aging — crafting and cognitive impairment risk reduction.
Kelly Lambert, University of Richmond — effort-based rewards and behavioraceuticals.
Mass General Brigham — exercise and MS brain health.
