Lecture 1 - What Iron Actually Does: Beyond Hemoglobin
Lecture 2 - The CBC Trap: Why "Normal Labs" Doesn't Mean Iron Sufficient
Lecture 3 - Where the 'Normal' Range Fails: The Ferritin Threshold Question
Lecture 4 - Who Actually Needs Iron: Symptom Recognition and At-Risk Populations
Lecture 5 - Repleting Iron: What Works, What's Changed, and What to Ask For