Optispan Podcast

Optispan Podcast Optispan is a vision for what healthcare should be.

Join us on a journey of discovery as we explore the science of longevity and optimal healthspan ("Optispan").

Eating for your healthspan doesn't have to be bland.Dr. Byrne is here to show you three recipes built around high-qualit...
04/08/2026

Eating for your healthspan doesn't have to be bland.

Dr. Byrne is here to show you three recipes built around high-quality protein, anti-inflammatory ingredients, and flavors you'll actually crave:
Greek Yogurt Chicken Salad
Sheet Pan Chicken Parm
Maple-Miso Salmon

Food is one of the most powerful levers you have for longevity. These recipes make it easy.
Save this post and try one this week!

04/07/2026

Dr. Kaeberlein reacting to your votes for the Longevity Bracket Elite 8! We are down to four! Head to the link in our bio to vote or head to our Instagram Stories later today! Every vote counts!

04/06/2026

Your heart isn't supposed to beat like a metronome.

Most people think a perfectly consistent heartbeat = healthy. Actually, the opposite is true.
Heart rate variability (HRV) measures the variation between your beats, and higher variability is a sign your nervous system is adaptable, recovered, and resilient.

Dr. Kaeberlein breaks it all down in 60 seconds.

04/03/2026

Dr. Kaeberlein reacts to the Sweet Sixteen in our Longevity Bracket! Stay tuned for more updates and for more upsets! Head to the link in our bio to vote now for the Elite Eight and Final Four!

While chronological age is simply the number of birthdays you’ve had, your biological age is driven by how well your cel...
04/01/2026

While chronological age is simply the number of birthdays you’ve had, your biological age is driven by how well your cells and tissues are actually functioning.

At the heart of this distinction is a longevity superpower called metabolic flexibility. Metabolic flexibility is the primary tool to take those decades back because it represents your body's resilience, or its ability to return to homeostasis (a state of balance) after being pushed by stressors like a high-sugar meal or intense exercise.

Health is not binary; it is a continuous variable that you have the power to influence every day. Every habit you stack today helps shift your healthspan curve closer to your lifespan curve.

03/31/2026

Dr. Matt Kaeberlein reacts to your voting and the results of the 2nd Round of the Longevity Bracket! Look out for more voting on socials later today, and head to the link in our bio to vote on the website!

03/30/2026

Pt 2 of Dr. Byrne and Nick ranking popular protein snacks. Let us know how your ranking would be!

03/30/2026

Dr. Byrne and Nick rank 6 of the most popular Protein Snacks! Look out for pt 2 later today and let us know your thoughts on the rankings!

03/27/2026

Most people aren't getting enough fiber, and they're probably not eating the foods they think are helping.

Dr. Byrne and Healthspan Coach Will ranked 5 common foods by fiber content, and the results might surprise you. The gap between processed and whole foods is bigger than most people realize.

Which food did you think had the most fiber? Drop your guess below!

Here are your second round matchups for the 2026 Longevity Bracket! Voting is up tomorrow on our Instagram Stories and i...
03/25/2026

Here are your second round matchups for the 2026 Longevity Bracket! Voting is up tomorrow on our Instagram Stories and is live now on our X. Look out for Matt's reaction to your votes tomorrow morning!

03/23/2026

We are honored to have one of our committee members, Kayla Barnes-Lentz give us her picks for the Lifestyle Region of the Longevity Bracket. Stay tuned for an episode breaking down the first round winners on our YouTube channel!

03/19/2026

Our Clinic Director Dr. Nicki Byrne gives us her picks for the 2026 Longevity Medicine Region! If you want to vote, click the link in our bio to start your bracket!

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