SokkaiJournal

Any stage

Essentials

Foundational levers that apply wherever you are in your hormonal life — iron, protein, sleep architecture, training, and how to read your own hormone picture. These are the pieces that show up in almost every other article, written once and linked out from every life stage that needs them.

Iron & energy

Ferritin, why 'normal' isn't always enough

Protein & training

Muscle mass across decades

Sleep

Architecture, thermoregulation, recovery

Labs

What to order, when, how to read

5 min

Why the same meal affects your blood sugar differently across your cycle

Why the same meal affects your blood sugar differently across your cycle. Estrogen improves insulin sensitivity while progesterone creates resistance during luteal phase.

5 min

Why your iron levels look 'normal' but you still feel exhausted — and what ferritin actually tells you about hormone health

Your iron and hemoglobin can be 'normal' while ferritin sits too low for energy, hair growth, and thyroid function. Why lab ranges miss functional deficiency.

5 min

Why you need more protein in your 40s than your 20s — and how to actually get it without eating constantly

After 40, anabolic resistance means you need 1.0–1.2g protein per kg daily (vs 0.8g RDA). Learn why, how much per meal, and practical ways to hit your target.

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