My diet secret isn’t what you think…
Most people think cravings are about willpower. But what if they’re really about missing minerals? I’ll link my …
Mark's Must-Haves
Unsexy drugstore products I swear by after 40 years as a dentist
These things have no sexy branding, no slick marketing campaign—but they’re what you’ll find in my basket …
The order I actually use my stuff
A reader named Nancy wrote in this week with a question I’ve been getting in different forms for years: …
What I’ve been keeping on my nightstand
There’s an oral-care product that’s earned a permanent spot on my nightstand, which, after 45 years of …
Hills I will die on for healthy sleep
There is a stereotype in medicine that nearly kept me and my entire family from getting diagnosed…for …
What I’m telling my daughters before it’s too late…
If you’re a woman in your late 30s to early 50s and you’ve started waking up at 3 AM for no reason, or your …
If you took a Claritin this morning, read this
Before we get into it — someone on Instagram left a comment this week that I keep coming back to: “One of the only …
I Don’t Take Collagen. It’s a Waste of Money.
If you’re spending money on collagen powder every month, I need you to read this. And if someone you love is …
What I wish more people knew about zinc
If you take Prilosec, Nexium, or any acid reflux med — I need you to read this. If you’re on birth control or if …
What I wish more people knew about green tea + your teeth
What if the most powerful, microbiome-friendly mouthwash wasn’t in a plastic bottle—but in your teacup? I used to drink …
If Alzheimer’s runs in your family, read this
I don’t talk about this as often as I probably should. My mom had Alzheimer’s and my dad had ALS with …
Your mouth is killing you (literally)
Every time a new longevity bestseller comes out, I do the same thing. I flip to the index. I look for “oral health.” …
I add this to my water every morning
I put one thing in my water every single morning. And it’s not lemon. Most people think I’m about to say …
Sick Right Now? Read This Before You Grab a Cough Drop
I knew we were in trouble when I saw Jack’s eyes in the rearview mirror. My wife and I had just picked up the …
What I actually packed for 90 days abroad (and what I regret bringing)
I’ve been reflecting on the three months my wife and I spent in Europe last year. Roseann and I bounced between …
Is your sleep worse in the winter?
Most of us learned that breathing is simple: oxygen goes in, carbon dioxide goes out. But there’s actually a third …
If You’re on Ozempic, Read This Before Your Next Dental Visit
If you’re taking Ozempic, Wegovy, Mounjaro, or Zepbound, I need to tell you something your doctor probably …
Is a 70 degree bedroom ruining your sleep?
If you’re waking up tired this winter—mouth dry, groggy, maybe even a little sore throat—it’s not just age. …
Most people miss this December health risk
I love a good Napa cab as much as anyone. But here’s what we know about alcohol and your mouth: the news …
Stop Buying Junk. Invest in Your Health.
Yesterday I spent Thanksgiving chasing my grandkids around the yard. Tag, soccer, the whole nine yards. I’m 66, …
3 Supplement Mistakes I See Every Single Day
If you take supplements, this is worth a read. Most people I talk to are doing it right on paper: buying high-quality …
What I’m stocking up on before my daughters come home
In a few days, my house is going to be full. All three of my daughters are coming home for Thanksgiving, along with my …
This is what aging really looks like in your mouth
I turned 40 in 1999. At the time, I felt pretty much the same as I did at 30. Maybe a little slower on the tennis court, …
What I think about every October 31st
This weekend, while everyone’s focused on Halloween candy, I’m thinking about something completely …