The Owain Journal

Men's sexual health,
written from the data.

Morning erections, libido, testosterone, erectile function, recovery. No fluff, no affiliate stack, no "10 foods that boost T". Just what the physiology and the data actually say.

Male Sexual Health · 9 min

Men's sexual health - the complete guide

The pillar. The five daily signals that actually predict men's sexual health, why 30-day trends beat blood panels, and how the whole hub fits together.

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Male Sexual Health · 6 min

The Sexual Health Index, explained

One number for your sexual health, built from Function, Recovery and Load. How we compute it, why it moves, and how to read it.

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Morning Erections · 8 min

Morning erections - the pillar guide

The physiology, the healthy baseline, the causes of decline, and how to track morning quality without a clinic.

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Morning Erections · 7 min

Tracking morning erections at home

Morning wood is one of the most honest signals of male sexual health. How to track it without a lab, and what your baseline should look like.

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Morning Erections · 5 min

What morning wood actually means

The physiology behind nocturnal erections, what changes with age, and when a drop is worth paying attention to.

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Libido & Recovery · 8 min

Libido, testosterone & recovery

Why libido is a recovery metric before it is a hormonal one, and which four levers actually move it.

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Libido & Recovery · 5 min

Libido tracking for men

Libido is a lagging indicator of sleep, stress and recovery. How to log it in seconds and spot the real drivers.

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Libido & Recovery · 6 min

Patterns in male sexual health

The correlations that show up again and again across the Owain cohort - sleep, alcohol, training load, and libido.

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Erectile Function · 9 min

Erectile function & performance

IIEF-5, psychological vs physical ED, what changes at 30/40/50, and what the evidence actually supports.

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Intimacy & Relationships · 7 min

Intimacy & relationships - the male half

Most intimacy apps treat the couple as one unit. Owain looks at the male half of relationship health.

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Data & Research · 6 min

Research - the state of male sexual health

What Owain's aggregated cohort data shows about morning quality, libido, sleep, alcohol and cardio.

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More articles coming - currently building the US-market content hub around morning erections, IIEF-5, ED at 30 / 40 / 50, pelvic floor, and libido recovery.