Tag Archives: immune system

Astronauts, Zombies, and Unwanted Guests

Astronauts, Zombies, and Unwanted Guests: A Look Inside Inflammaging

Inflammaging is an interior perfect storm where immune system remodeling, cellular aging, or senescence, and loss of control over systemic inflammation trigger chronic overstimulation of the innate immune system. As humans age and the immune system declines, immune responses become overactive and less precise, producing pro-inflammatory cytokines that drive inflammaging and maintain a persistent low-grade inflammation that contributes to age-related diseases and functional decline.

For some humans, this is an acceptable situation, and they’ve got the rocking chairs set up on the porch, ready to fade into their declining years riddled with aches, pains, and chronic system failure. For the rest of us, science is constantly opening new doors that lead to a better understanding of inflammaging, and how to counter or even avoid it.

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Overheard At LongevityFest 2025: 5 Key Insights To Integrate For 2026 Practice Success

The longevity field has reached an inflection point: practitioners can extend lifespan, but the real clinical challenge lies in preserving the function and capacity that make those years worth living. Cognitive decline, muscle loss, and metabolic dysfunction are just a few of the conditions widening the gap between lifespan and healthspan as patients age without sustainable physiologic resilience.

Against this backdrop, LongevityFest 2025 unfolded December 12-14 at the Venetian Expo and Convention Center in Las Vegas. Over three intensive days, more than 9,000 healthcare practitioners engaged with 170+ leading experts across 220+ specialized sessions. This year’s record-setting gathering created a vital nexus for exploring the interventions that preserve brainspan, build metabolic resilience, and protect the physiologic systems that determine how patients age.

The following insights represent a fraction of what attendees learned and are implementing in 2026, including the frameworks, tools, and intervention strategies emerging from the world’s largest longevity medicine event that translate directly to patient care and practice success, putting them way ahead of the curve.

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Unlocking the Immune Code Leads to Better Outcomes…and a Nobel Prize

It’s the body’s first line of defense, shielding us from harmful microbes, viruses, and other invaders that attack and cause illness. But sometimes the human immune system fails or turns on itself to attack healthy cells and promote autoimmune diseases, like cancer, rheumatoid arthritis, and type 1 diabetes. For three scientists who conducted fundamental research on peripheral immune tolerance, a system that slows down the immune system and keeps it from harming the body, the result was a wealth of knowledge — and the 2025 Nobel Prize in Physiology or Medicine.

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