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HBO and The Ringer's Bill Simmons hosts the most downloaded sports podcast of all time, with a rotating crew of celebrities, athletes, and media staples, as well as mainstays like Cousin Sal, Joe House, and a slew of other friends and family members who always happen to be suspiciously available.
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In today’s episode of Scales Of Success Podcast, host Marcus Arredondo connects with neuroscientist Dr. Sarah McKay to reveal the real science behind identity, agency, and how the brain changes across life stages. You’ll learn why “baby brain” is misunderstood, how neuroplasticity fuels confidence, and what actually helps the brain create clarity, resilience, and long-term wellbeing. If you want a simple, smart way to understand your mind and upgrade your life, this conversation gives you the science and the strategy to start now.
Dr. Sarah McKay is a neuroscientist, Oxford-trained researcher, author, and founder of Think Brain and The Neuroscience Academy. She specializes in neuroplasticity, women’s brain health, pregnancy, and cognitive wellbeing. She is the bestselling author of The Women’s Brain Book, Baby Brain, and Brain Health for Dummies, and is known for turning complex neuroscience into practical insights for everyday life.
Learn more about Dr. Sarah McKay:
🌐 Website: https://drsarahmckay.com/
💼 LinkedIn: https://www.linkedin.com/in/sarahmmckay/?originalSubdomain=au
Check out her books:
https://drsarahmckay.com/books/
Episode highlights:
(3:25) How the brain gathers information
(7:05) Thoughts, body signals, and meaning
(10:50) What gray matter changes really mean
(13:15) Pregnancy, pruning, and efficient brain wiring
(17:04) The father’s brain and parenting changes
(19:54) Why “baby brain” is misunderstood
(26:19) Culture, confidence, and kids’ self-belief
(31:23) Belonging, self-belief, and opportunity
(48:32) The path to clear science communication
(56:12) Real habits that support brain health
(57:28) Outro
Connect with Marcus
- Linkedin: https://www.linkedin.com/in/marcus-arredondo/
- X (Twitter): https://x.com/cus
Scales of Success
- Website: scalesofsuccesspodcast.com
- X (Twitter): https://x.com/scalesofsuccess
- Instagram: https://www.instagram.com/scalesofsuccesspod/
- Tiktok: https://www.tiktok.com/@scalesofsuccess
Youtube Channel: https://www.youtube.com/@ScalesofSuccess
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Leave a Review
If you enjoyed listening to the podcast, we’d love for you to leave a 5-star review on Apple Podcasts to help others discover the show.
https://podcasts.apple.com/us/podcast/scales-of-success-podcast/id1773864140
Get in Touch
You can also Tweet @cus with any feedback, ideas or thoughts about the lessons you’ve learnt from the episodes and we can thank you personally for tuning in.
Chapters
1. #58 - How Your Brain Shapes Who You Become with Dr. Sarah McKay (00:00:00)
2. How the brain gathers information (00:03:25)
3. Thoughts, body signals, and meaning (00:07:05)
4. What gray matter changes really mean (00:10:50)
5. Pregnancy, pruning, and efficient brain wiring (00:13:15)
6. The father’s brain and parenting changes (00:17:04)
7. Why “baby brain” is misunderstood (00:19:54)
8. Culture, confidence, and kids’ self-belief (00:26:19)
9. Belonging, self-belief, and opportunity (00:31:23)
10. The path to clear science communication (00:48:32)
11. Real habits that support brain health (00:56:12)
12. Outro (00:57:28)
61 episodes
