Issue #143

and "The Master Switch"

February 27, 2025

February 27, 2025 | Issue #143

Hey... Did you get your 8 hours?

In this week's newsletter:💤 Go to Bed🎚️ The Master Switch

Nighty Night

In a new study, published in The Journal of Immunology, a direct link has been found "between poor sleep quality and significant changes in specialized immune cells called monocytes."These altered cells appear to drive widespread inflammation â€“ the same type of inflammation associated with obesity and numerous chronic diseases."This should come as no surprise to readers of Spannr. We have talked about the importance of sleep multiple times. Here are two articles you can dive into, if you've missed the strong correlation between longevity and sleep:Constructive Snoozing: The Connection Between Sleep & LongevitySleep Quality vs. Quantity: Which is Most Important?However, this new study uncovers even more evidence that sleep really is one of the most important components of living a long and healthy life.The study found that inflammation from poor sleep effected all kinds of people regardless of a person’s weight or baseline health conditions.This suggests "that even lean, healthy individuals may face inflammatory consequences from poor sleep."In other words... even if you're in great shape, eat well, and do all of the fancy longevity tricks out there... Sleep is still the most important part of your longevity routine. Go take a nap,

CodyFounder, Spannr

  • Aging isn’t just in your genes—your environment plays a bigger role (News Medical)

  • The elements for impactful longevity (Fast Company)

  • How one sleepless night upends the immune system, fueling inflammation (Study Finds)

  • Red Light Therapy Gets the Green Light, Sort Of (WSJ)

  • Blocking mobile internet on smartphones improves sustained attention, mental health, and subjective well-being (PNAS Nexus)

  • Did scientists find the cellular ‘master switch’ capable of reversing aging? (Study Finds)

  • Biohacker Bryan Johnson, 47, boasts that he only ages 8 months every year — here’s how (NY Post)

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