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PEM crash warning signs: early signals in your body and your watch data, and what to do about them

Energy-Limiting Conditions (ELC)

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Long COVID pacing with heart rate and HRV: how to find your limit and avoid a crash

Energy-Limiting Conditions (ELC)

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How to track POTS with a smartwatch: standing heart rate, alerts, HRV and a log your doctor can use

POTS & Dysautonomia

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Do we get an extra hour of sleep when the clocks fall back?

Circadian rhythm

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Supplements for skin and hair: what actually helps hair loss, acne, dry skin and eczema

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How long do supplements take to work? Realistic timelines for magnesium, vitamin D, iron, B12, creatine and more

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Vitamin B complex: what it does, who needs B12, and why B6 now comes with a warning

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Folate vs folic acid vs methylfolate: what's the difference, and do you need the "methylated" one?

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Supplements for endurance and performance: the few that actually work

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Fish oil benefits and risks: what omega-3 supplements can and can't do

A glowing path of light curves across a calm sea towards a pink sunset sky between soft blue hills.

CoQ10 and statins: does it help statin muscle pain, and what else is it good for?

A tree with pink and blue foliage stands on a small island in a calm lake, reflected in the still water under soft pastel mountains.

Supplements for high blood pressure: what really works, and by how much