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FoundationsSHBG Explained: Why Your Total Testosterone Number Is Almost Meaningless
Most men obsess over total testosterone. But it's SHBG that determines how much of it your body can actually use. Here's what it is, why it matters, and how to optimise it.
Alcohol and Testosterone: The Honest Numbers
Most men know alcohol isn't great for hormones. But the specifics matter. Here's exactly what the research says — including the threshold where it actually starts to bite.
Ashwagandha vs Tongkat Ali: Which One Actually Works?
Both are everywhere in the men's health space. One has solid clinical evidence. The other is promising but overhyped. Here's an honest breakdown of what the research says.
Cold Exposure and Testosterone: Real Effect or Bro Myth?
Cold showers and ice baths are everywhere in the men's health space. But do they actually move the needle on testosterone? Here's what the evidence actually says.
Cortisol and Testosterone: Why Stress Is Quietly Tanking Your Hormones
Cortisol and testosterone compete for the same precursor. When one goes up, the other goes down. Here's the mechanism, and what you can actually do about it.
Mineral Water, Magnesium, and Why What You Drink Matters More Than You Think
Most men are chronically dehydrated and magnesium-deficient. Switching to a decent mineral water costs about £1 more a week and addresses both. Here's the evidence.
The Morning Protocol for Testosterone: Light, Cold, Movement, Fasting
The first 90 minutes of your day have a disproportionate impact on your hormone profile. Here's the protocol — and the reasoning behind each step.
Sleep and Testosterone: Why Eight Hours Is the Cheapest Protocol You'll Ever Run
Poor sleep tanks your testosterone by up to 15% in a single week. Not over months. One week. Here's the evidence and exactly what to do about it.
Why Your Testosterone Drops 1% Every Year After 30 — And What Actually Matters
The decline is real, but the panic is misplaced. Here's what the research actually says about age-related testosterone loss, why the 'normal' range is almost meaningless, and what levers actually move the needle.