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Hormones & the Endocrine System

The chemical messengers that run the body — how hormones work, the glands and feedback loops, the thyroid and sex hormones, and how hormones shift with age.

7 lessons·~2h·⭐ 1,225 XP·🏆 Certificate on completion
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Module 1 — The Chemical Messengers

What hormones are, how they work, and the glands that make them.

  1. 1
    What Hormones Are & How They Work
    Chemical messengers and receptors
    15 min
    ⭐ 175
  2. 2
    The Endocrine Glands
    The master gland and the major players
    15 min
    ⭐ 175
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Module 2 — Keeping Hormones Balanced

Feedback loops, and the thyroid as a worked example.

  1. 1
    Feedback Loops & Hormonal Balance
    The thermostats that regulate hormones
    15 min
    ⭐ 175
  2. 2
    The Thyroid: Your Metabolic Thermostat
    The most commonly imbalanced gland
    15 min
    ⭐ 175
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Module 3 — Hormones Across Life

Sex hormones beyond reproduction, and how hormones change with age.

  1. 1
    Sex Hormones Beyond Reproduction
    Estrogen and testosterone, body-wide
    15 min
    ⭐ 175
  2. 2
    Hormones & Aging
    What changes, what's treatable, what's hype
    15 min
    ⭐ 175
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Module 4 — Caring for Your Hormones

The lifestyle levers and modern challenges to healthy hormones.

  1. 1
    Supporting Healthy Hormones
    Lifestyle, disruptors, and seeing past hype
    15 min
    ⭐ 175