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🧬

The Hallmarks of Aging — Deep Dive

A graduate-level tour of all twelve hallmarks of aging — the molecular mechanisms behind why we age, and why they form one interconnected web.

8 lessons·~2h·⭐ 1,505 XP·🏆 Certificate on completion
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Module 1 — The Framework

What a hallmark is, and the three categories.

  1. 1
    The Hallmarks Framework
    Criteria, categories, and the 9→12 evolution
    16 min
    ⭐ 190
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Module 2 — Primary Hallmarks (the Damage)

The root causes of cellular damage.

  1. 1
    Genomic Instability & Telomere Attrition
    Damage to the genetic blueprint
    16 min
    ⭐ 190
  2. 2
    Epigenetic Alterations & Loss of Proteostasis
    Corrupting how DNA is read and proteins maintained
    16 min
    ⭐ 190
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Module 3 — Antagonistic Hallmarks (Responses)

Responses to damage that turn harmful in excess.

  1. 1
    Nutrient Sensing & Mitochondrial Dysfunction
    Growth, repair, and the energy crisis
    16 min
    ⭐ 190
  2. 2
    Cellular Senescence: Deep Dive
    The SASP and senolytics
    15 min
    ⭐ 185
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Module 4 — Integrative Hallmarks & the New Three

The consequences, plus the 2023 additions.

  1. 1
    Stem Cell Exhaustion & Altered Communication
    Where damage becomes the aging phenotype
    15 min
    ⭐ 185
  2. 2
    The Newest Hallmarks
    Autophagy, inflammation, and dysbiosis (2023)
    15 min
    ⭐ 185
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Module 5 — Synthesis

The hallmarks as one interconnected web.

  1. 1
    The Hallmarks as a Web
    Interconnection, intervention, and geroscience
    16 min
    ⭐ 190