Neuromyths: Separating Fact from Fiction

Neuroscience has profoundly shaped our understanding of the brain, but alongside its advancements, a surge of misconceptions — commonly called neuromyths — has emerged. These myths, though appealing, often misrepresent how the brain works, leading to widespread misinformation and even influencing educational practices.

Neuromyths are false beliefs about brain function that gain popularity because they’re simple and intuitive. They often arise from oversimplifications of complex research or misinterpretations of studies. While some of these myths might seem harmless, they can have serious implications, especially in education, psychology, and healthcare.

There’s no empirical evidence to back them up according to hard science. The opposite might be possible in some cases, but not as per the current body of research. Interestingly, Article 51A (h) of the Indian Constitution emphasizes developing a scientific temper. It’s important to remember that pseudoscience isn’t the same as science.

Debunking common neuromyths

1. We use only 10% of our brain: 100% of the brain is active at every moment, even during sleep.
2. The brain has two hemispheres with different attributes (e.g., logical vs. creative): Attributes are distributed across the brain, not confined to specific areas.
3. Different brain areas correspond to specific activities: Not entirely wrong, but most activities involve multiple brain regions.
4. The brain stops evolving after a certain age: The brain keeps evolving until we die.
5. It takes 21 days to form a habit: It’s different for everyone and unrelated to a fixed duration.
6. The brain is hard-wired: The brain is constantly changing.
7. The mind is neither the heart nor the brain: The mind is a function of the brain.
8. The universe and the mind work as a team: Repeatedly thinking about a goal creates new neural pathways. The universe doesn’t play a role — it’s all your brain’s work.
9. The heart is the seat of emotions: Emotions are created by neurotransmitters (hormones) in the brain.
10. Listening to music makes you smarter: Music can help you relax, but it doesn’t make you smarter.
11. Men and women have different brain structures: Both genders have similar brain structures and the same level of intelligence.
12. We’ve got a reptilian brain: There’s no evidence to prove this.
13. We can activate our midbrain: The brain is active all the time, even during sleep.
14. We’ve got a third eye: No, we don’t. The gland that resembles an eye has a completely different function.
15. Different brain waves lead to good health and wealth: There’s no scientific evidence to support this.
16. Water has memory like the brain: It’s a scam.
17. People have different learning styles: People have preferences, not fixed learning styles.
18. Handwriting reveals personality traits: There’s no empirical evidence to back this up.
19. People with bigger brains are smarter: Brain size doesn’t correlate with intelligence.
20. Different regions of the tongue are specialized for different tastes: All parts of the tongue can sense all basic tastes.
21. We can multitask: Usually, we can’t — our brain switches focus rather than handling multiple tasks at once.
22. Brain injury is permanent: The brain can heal and repair itself.
23. IQ tests measure intelligence: Intelligence can’t be accurately captured by a single, standardized test.
24. Humans are spiritual beings: Apart from the idea of a soul, the body is a complex creation of electrochemical energy. Energy isn’t positive or negative — it just exists. Everything boils down to genetics and learning.
25. Happiness is unattainable: Happiness can be learned and cultivated through training and understanding brain chemistry.

Conclusion

Next time someone tries to convince you otherwise, handle the conversation with caution and stick to hard science. Let’s focus on separating fact from fiction and fostering a scientific temper.