Your Nose Has Secrets
How One Sniff Changes Everything

Have you ever smelled something and suddenly felt like you were six years old again?

In this episode of Brains Gone Bold, Maria and Jeanine talk with scent scientist Dr. Rachel Herz to explore something we all have… but rarely think about - our sense of smell.

They dive into why the smell of popcorn can take you straight back to a childhood movie, why your high school boyfriend’s cologne can mean three totally different things over time, and why losing your sense of smell can deeply impact your mental health.

Dr. Herz explains something that might blow your mind: “Taste is only sweet, sour, salty, bitter, and umami. Everything else is smell.” Yes - bacon and potato chips both “taste” salty. Your nose is mainly responsible for telling you which is which.

They also unpack:

• Why lavender isn’t magically calming for everyone
• How those with depression often have a diminished sense of smell
• Why two people can hate and love the same scent
• How to build your own “personal apothecary”
• And why actively sniffing each day is actually brain healthy

One big takeaway?
We don’t realize how much smell shapes our emotions, memories, relationships, and even our sense of self - until it’s gone.

By the end, you’ll want to stop and smell the roses a lot more.

Tune in. You’ll never experience scent the same way again!

About the Guest

Dr. Rachel Herz is a neuroscientist and world-renowned expert on the science of smell. She studies the powerful (and often surprising) connection between scent, memory, emotion, and human behavior. She has shared her work on multiple TED or TEDx stages, as well as in her books entitled Why You Eat What You Eat, That’s Disgusting, and The Scent of Desire. She is a valued consultant to international corporations, an entrepreneur, and serves on the faculty at Brown University. Most recently, she is the newly-elected President of the International Society of Neurogastronomy.

Learn more about her fascinating work here: https://rachelherz.com/

Be sure to check out her book: Why You Eat What You Eat on Amazon

Do people really change?

And if they do… do they deserve another chance?

In part two of this Brains Gone Bold conversation, Maria and Jeanine continue their honest discussion on change, second chances, trust, and forgiveness, joined again by Jeanine’s mom, Cathy. This episode goes deeper, and gets more complicated (in the best way).

They talk about the difference between people changing and wanting someone else to change. Cathy shares a powerful insight early on: people can change, but only if they want to. You can’t force it.

From there, the conversation opens up.
Second chances in marriages.
Second chances in families.
Second chances at work.

And the moment when trust breaks, and you have to decide if it can ever be rebuilt.

They wrestle with tough questions:

• Where’s the line between a mistake and a character flaw?
• Is love a choice, or something you can’t turn off?
• Can you still love someone and decide they don’t get access to you anymore?

One moment lands especially hard: “Some change is growth. Some change just shows you who someone really is.” And maybe the most honest takeaway of all: sometimes the only real answer is… it depends.

If you’ve ever struggled with forgiveness, boundaries, or letting someone back in (or letting them go) this conversation will stick with you.

Listen in, reflect, and decide where you land.

Change is supposed to be normal.
So why does it feel so heavy?

In this special episode of Brains Gone Bold, Maria and Jeanine welcome their first-ever guest: Cathy (Jeanine’s mom) for an honest, multi-generational conversation about change, control, and what it means to grow through life’s biggest transitions.

Maria opens up about recent changes that hit deeper than expected like selling her childhood home, watching her son grow more independent, and grieving chapters of life that quietly close. What looks “normal” on the outside often comes with real loss on the inside.

Cathy shares her story of change across decades in leaving home at 18, moving across the country, raising a family, and navigating life with a deep need for control as a way to feel safe. As she puts it, holding emotions in was about not losing control, even when everything else felt uncertain.

Jeanine adds perspective on how control and freedom are often connected, especially for people who’ve lived in environments where decisions weren’t always theirs to make. The conversation moves through parenting, family traditions, technology, and the question of whether change makes us stronger… or just different.

One powerful insight lands clearly: Some change is chosen. Some is forced. And how we experience it depends on who we are and where we are in life.

This is part one of a two-part conversation that ends with a big question:
What happens after the change... and do we believe in second chances?

Come for the reflection. Stay for the honesty. Tune in and come back for part two.