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I’ve been learning more about VO₂ max lately, and I have to admit, I used to think it was basically just a fancy fitness...
08/28/2026

I’ve been learning more about VO₂ max lately, and I have to admit, I used to think it was basically just a fancy fitness score.

It’s actually much more interesting than that.

VO₂ max is a measure of how much oxygen your body can use during intense exercise.

And getting that oxygen where it needs to go is a team effort.

Your lungs bring it in.
Your heart and blood vessels move it around.
Your muscles use it.

So when you look at VO₂ max, you're really getting a glimpse at how several parts of your body work together.

I love learning about things like this because it makes “being healthy” feel a lot less abstract.

Sometimes a number can tell us a pretty interesting story about what’s happening inside our bodies.

Here’s a VO₂ max fact I found pretty fascinating:It isn't just something athletes pay attention to.Researchers have foun...
08/27/2026

Here’s a VO₂ max fact I found pretty fascinating:
It isn't just something athletes pay attention to.

Researchers have found a strong association between cardiorespiratory fitness and longevity.

In other words, people with higher levels of fitness tend to have lower mortality risk than those with very low fitness.

That doesn't mean your VO₂ max number predicts how long you're going to live, there are obviously a lot of factors involved in that story.

But it does make you think differently about fitness.

Maybe being able to walk farther, climb stairs more easily, or keep up with the activities you enjoy isn't just about “being fit.”

Maybe it's also about building a little more capacity for the life you want to live.

And honestly, that's a much more motivating reason to move than chasing a number on a treadmill.

I always thought of cardio as being mostly about the heart and lungs.Then I learned more about VO₂ max.Turns out, there'...
08/26/2026

I always thought of cardio as being mostly about the heart and lungs.

Then I learned more about VO₂ max.

Turns out, there's quite a team involved.

Your lungs have to bring oxygen in.
Your heart and blood vessels have to deliver it.
Your muscles have to receive it.
And your cells have to put that oxygen to work.

So VO₂ max isn't really a measurement of just one part of you.

It's more like a snapshot of how well this whole system works together during demanding activity.

I think that's what makes it so interesting.

Our bodies are doing incredibly complicated things every time we take a brisk walk or climb a flight of stairs and most of the time, we don't even think about it.

Here's something I didn't realize about VO₂ max:It generally changes as we get older.Research shows that cardiorespirato...
08/25/2026

Here's something I didn't realize about VO₂ max:
It generally changes as we get older.

Research shows that cardiorespiratory fitness tends to decline with age, and that decline can become more noticeable in later decades.

But I don't think the interesting takeaway is simply, “Well, we're getting older.”

It's what that decline can mean for everyday life.

When your aerobic capacity is lower, things like walking uphill, climbing stairs, carrying groceries, or keeping up during a busy day can require more effort.

Which makes me think about fitness a little differently.

It's not necessarily about trying to perform like we did at 25.

It's about maintaining as much capacity as we reasonably can for the things we still want to do.

That's a goal I can get behind.

Here's my favorite part of learning about VO₂ max:It's not necessarily a “that's just how I am” number.Cardiorespiratory...
08/24/2026

Here's my favorite part of learning about VO₂ max:
It's not necessarily a “that's just how I am” number.

Cardiorespiratory fitness can change.

Regular aerobic activity like, walking, cycling, swimming, jogging, and other activities that get your heart and breathing working, can help improve fitness over time.

And you don't have to suddenly become an endurance athlete.

Sometimes it's simply about starting where you are and becoming a little more consistent.

I like that idea.

Instead of asking, “How fit am I?”

Maybe we can ask:
“What could my body be capable of if I gave it a little more practice?”

That feels like a much more fun question.

There’s a molecule inside your body that you may not hear about every day: NAD+.NAD+ stands for nicotinamide adenine din...
08/21/2026

There’s a molecule inside your body that you may not hear about every day: NAD+.

NAD+ stands for nicotinamide adenine dinucleotide, and it is naturally present in our cells.

One of its important roles is participating in cellular processes involved in energy metabolism. It also participates in other cellular functions, which is one reason NAD+ has become an interesting area of research.

Scientists are studying how NAD+ relates to cellular function and the biology of aging.

But it’s important to keep the bigger picture in mind.
NAD+ isn't a magic “anti-aging switch.”

It is one part of the incredibly complex system that keeps our cells functioning.

And understanding that system gives us a better appreciation for why cellular health is becoming such an important part of the healthy-aging conversation.

We often talk about stress in terms of how busy or overwhelmed we feel.But there’s another kind of stress happening insi...
08/20/2026

We often talk about stress in terms of how busy or overwhelmed we feel.

But there’s another kind of stress happening inside the body: oxidative stress.

Our normal metabolism produces reactive molecules, and our bodies have natural systems that help manage them. When the balance shifts toward too much oxidative stress, cellular components can be affected.

That’s where antioxidants come into the conversation.

Antioxidants help protect against oxidative damage and are found naturally in many foods, particularly fruits and vegetables.

This is also why I think the cellular-health conversation is bigger than any one ingredient.

Our bodies already have sophisticated systems for maintaining balance.

The goal is to understand those systems — and support overall health through the many things that matter.

We all have a chronological age. It’s the number on our birthday.But that number doesn’t tell us everything about how ou...
08/19/2026

We all have a chronological age. It’s the number on our birthday.

But that number doesn’t tell us everything about how our bodies are functioning.

That’s part of the reason the conversation around biological age, or BioAge, has become so interesting.

BioAge is intended to provide another perspective on health and aging by looking at factors beyond the number of birthdays we’ve had.

It isn’t a crystal ball, and it isn’t a diagnosis. Think of it more as a starting point for awareness.

Because healthy aging is influenced by many things — nutrition, movement, sleep, recovery, stress, and the health of our bodies at a cellular level.

Your birthday tells you your age.
It doesn't tell the whole story.

What if your chronological age wasn't the only number worth thinking about?That’s where the idea of BioAge becomes inter...
08/18/2026

What if your chronological age wasn't the only number worth thinking about?

That’s where the idea of BioAge becomes interesting.

A BioAge assessment can provide another perspective on aging by looking at health-related information rather than simply counting birthdays.

But I think the most important part isn't the number itself.
It's what you do with the information.

A BioAge result should be viewed as a starting point for awareness, not a diagnosis or a prediction of what your future will look like.

It can encourage better questions:
Where am I doing well?
Where could I pay more attention?
What healthy habits do I want to strengthen?

Because healthy aging isn't determined by one score, one nutrient, or one product.

It's a long-term journey built from many pieces.

And sometimes, knowing where you're starting is the first step toward deciding where you want to go.

The phrase “anti-aging” makes it sound like aging is something we should fight.But aging is a natural part of life.A mor...
08/17/2026

The phrase “anti-aging” makes it sound like aging is something we should fight.

But aging is a natural part of life.

A more useful question may be:
How can we support health and function as we age?

That takes us into a much bigger conversation.

Researchers are studying many aspects of the biology of aging, including cellular energy metabolism, oxidative stress, cellular maintenance, inflammation, and other interconnected processes.

NAD+ is one piece of that puzzle.

But healthy aging isn't about finding one molecule that does everything.

It's about understanding the body as a system and supporting that system through the fundamentals we already know matter:
nutritious food, movement, recovery, sleep, and healthy lifestyle habits.

Longevity isn't simply about adding years.

It's about supporting the health we want to carry into those years.

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