Learn about sleep

Female biohacker checking Oura Ring sleep architecture data after luteal phase night sweats

The Luteal Phase Heat Spike: How Female Hormone...

If you track your sleep data, you already know your deep sleep plummets the week before your period. It is not a coincidence, it is biological. During the luteal phase,...

The Luteal Phase Heat Spike: How Female Hormone...

If you track your sleep data, you already know your deep sleep plummets the week before your period. It is not a coincidence, it is biological. During the luteal phase,...

Scandinavian sleep method bed setup with two separate duvets to prevent partner heat clash

The Scandinavian Sleep Method: How to Sleep Nex...

You love your partner, but sharing a bed with a "hot sleeper" is destroying your sleep architecture. When two vastly different metabolic rates and biological thermostats clash under one duvet,...

The Scandinavian Sleep Method: How to Sleep Nex...

You love your partner, but sharing a bed with a "hot sleeper" is destroying your sleep architecture. When two vastly different metabolic rates and biological thermostats clash under one duvet,...

Do Cooling Mattress Pads Actually Work? The Science of Active Sleep Tech

Do Cooling Mattress Pads Actually Work? The Sci...

You have optimized your bedroom to 19°C and switched to breathable linen sheets, but you are still waking up hot. Are premium active cooling mattress pads actually worth the £2,000...

Do Cooling Mattress Pads Actually Work? The Sci...

You have optimized your bedroom to 19°C and switched to breathable linen sheets, but you are still waking up hot. Are premium active cooling mattress pads actually worth the £2,000...

Someone struggling to sleep due to cortisol levels staying too high in the evening.

The Cortisol Crash: Why Stress is Causing Your ...

You have the perfect mattress, breathable linen sheets, and a 19°C bedroom—so why are you still waking up drenched in sweat? Temperature regulation isn't just environmental; it’s chemical. Learn how...

The Cortisol Crash: Why Stress is Causing Your ...

You have the perfect mattress, breathable linen sheets, and a 19°C bedroom—so why are you still waking up drenched in sweat? Temperature regulation isn't just environmental; it’s chemical. Learn how...

Thermostat against a dark wooden background, setting up for ideal deep sleep temperature.

Optimal Sleep Temperature for Deep vs. REM Slee...

Sleep isn’t a uniform block of time; it is a complex biological rollercoaster. Discover why your body's internal thermostat completely shuts down during REM sleep, and the exact bedroom micro-climate...

Optimal Sleep Temperature for Deep vs. REM Slee...

Sleep isn’t a uniform block of time; it is a complex biological rollercoaster. Discover why your body's internal thermostat completely shuts down during REM sleep, and the exact bedroom micro-climate...

One foot out of the blanket for sleep thermoregulation and cooling.

Why Do My Feet Get Hot at Night? The Biology of...

Why do you instinctively kick one foot out from under the duvet? Discover the anatomy behind your sleep radiators, why stress and alcohol make it worse, and the counter-intuitive "warm...

Why Do My Feet Get Hot at Night? The Biology of...

Why do you instinctively kick one foot out from under the duvet? Discover the anatomy behind your sleep radiators, why stress and alcohol make it worse, and the counter-intuitive "warm...