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How Reading Can Literally Change Your Brain Chemistry

Author: Katherine Pretorius


Growing up, I was that kid—the one who always had a book in hand. My friends were more into sports or video games, and while they were mastering jump shots and high scores, I was diving headfirst into imaginary worlds. To them, reading was for nerds. 

They teased me about being the bookworm, the one who'd rather spend a Saturday night with a paperback than at a party. But you know what? I never let the teasing get to me because, deep down, I knew something they didn't: my love for books was literally rewiring my brain.

Reading isn't just a nerdy escape or a way to kill time. When you crack open a book, your brain kicks into high gear. It's like a mental workout that flexes and strengthens different cognitive muscles, and the science behind this is fascinating. So, let's dive into how reading can change your brain chemistry, one chapter at a time.

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The Release of Neurotransmitters
Whenever I'm stressed or overwhelmed, I always reach for a book instead of my phone. Why? Because reading can have a calming effect on the brain, and it's all thanks to those magical chemicals called neurotransmitters.

When engrossed in a good book, your brain releases dopamine, the feel-good neurotransmitter. It's the same chemical that gets released when you eat your favourite food or listen to a great song. Dopamine is responsible for feelings of pleasure and reward, so when you're lost in a story, your brain throws a little party for you.

But that's not all. Reading also helps lower levels of cortisol, the stress hormone. High cortisol levels can lead to anxiety and a host of other health issues, but when you're reading, your brain can't focus on both stress and the plot twist in chapter 12. It's like your brain is saying, "Relax, I've got this."

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Strengthening Neural Connections
Reading isn't just about the release of feel-good chemicals—it's also a serious brain workout. When you read, your brain has to process complex information, follow plotlines, understand character motivations, and visualise scenes.

This requires the brain to form and strengthen neural connections, particularly in the left temporal cortex, which is responsible for language processing.

Think of it like this: your brain is a network of highways, and every time you read, you're paving new roads and reinforcing old ones. This increased connectivity doesn't just make you a better reader; it can improve your overall cognitive function. Studies have shown that regular reading can enhance vocabulary, comprehension, and critical thinking skills. So, the next time someone calls you a bookworm, smile and know your brain is getting stronger with every page you turn.

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Empathy and Emotional Intelligence
Have you ever finished a book and felt like you really understood what the characters were going through, almost as if you'd lived their experiences yourself? That's because reading, especially fiction, has increased empathy and emotional intelligence.

When you read about characters facing challenges, falling in love, or dealing with loss, your brain activates the same regions it would if you were going through those experiences in real life. This is called "neural mirroring," and it helps you understand and feel the emotions of others, even if they're fictional. Over time, this can improve your ability to empathise with real people, making you more emotionally intelligent and better equipped to navigate social situations.

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Reading as a Cognitive Reserve
As we get older, it's natural for our cognitive abilities to decline. But guess what? Reading can help slow that process down. Think of it as building a cognitive reserve—a mental savings account that you can draw from as you get older.

According to a neurology study, people who read or were involved in other mentally stimulating activities had a slower rate of cognitive loss than people who didn't. It's like putting money in the bank; the more you read, the more brainpower you store for the future. So, while your friends might be off playing video games, you're building up your mental wealth for the long haul.

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The Takeaway: Keep Reading!
Reading is so much more than a hobby—it's a powerful tool that can literally change your brain. From releasing feel-good neurotransmitters to strengthening neural connections and boosting empathy, science supports the benefits of reading. 

So, the next time someone gives you a hard time for being a bookworm, just smile and know that you're giving your brain the best workout it can get.

And remember, whether it's a gripping novel, a fascinating biography, or even a lighthearted magazine, every page you turn makes you smarter, kinder, and better equipped to take on the world—one book at a time.

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