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whoop
Science

WHOOP Analysed 3.7 Million Nights of Sleep Data. Here's What They Found

The rules of good sleep have changed, and this landmark study says you might be looking in the wrong places on your mission to get better shut-eye.

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collagen
Science

Does Your Gut Need Collagen?

Could collagen be doing something far more interesting than keeping your skin smooth and your joints moving? We're taking a closer look.

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gut health and anxiety
Science

Could Your Anxiety Be Starting In Your Gut?

What the gut–brain connection actually means and the everyday habits that may help.

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microplastic
Science

Is Fibre A Good Microplastic Detox Tool?

With plastic particles in everything from the food we eat to the air we breathe, experts say this macronutrient holds promise.

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sleep
Science

Do You Really Need 8 Hours Of Sleep?

Why some people genuinely need more (or less), what the science says and the habits that matter more than chasing a number.

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berberine
Science

Berberine Benefits For Blood Sugar: Does It Actually Work?

From blood sugar to insulin resistance, why this plant compound is being compared to metformin and what the science actually says.

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narcissism
Science

How Do Narcissists Affect Your Brain Chemistry?

Here's what's going on in your body when you love a narcissist.

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eight sleep
Science

7 Reasons Your Bedroom Temperature Is Sabotaging Your Sleep

Healf sat down with Eight Sleep to understand how to beat the heat.

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How to make sure your supplements support healthy ageing
Science

How To Make Sure Your Supplements Support Healthy Ageing

Sharp mind, strong joints, healthy skin — the right stack supports all of it.

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whoop image
Science

What Your Resting Heart Rate Is Doing While You Sleep — And Why It Matters More Than Your Step Count

Your RHR is one of the most clinically meaningful metrics a wearable like WHOOP can capture.

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fatty15
Science

The Overlooked Odd-Chain Saturated Fat Linked To Cellular Health, Metabolism and Even Sleep

C15:0 isn’t widely known, but research from fatty15 and independent scientific teams suggests it may play a role in metabolism, resilience and how well the body recovers over time.

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nad fatigue
Science

Could Your Fatigue Be A NAD+ Problem?

NAD+ sits at the centre of cellular energy, repair and ageing. Here’s what it actually does, why levels decline, and when it’s worth paying attention.

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