circadian rhythm

Your chronotype is your body's natural preference for when to sleep and wake, and it explains why some people spring out of bed at 6 a.m. while others hit their stride at...

Incandescent light bulbs are old technology by energy-efficiency standards, but their light is surprisingly interesting from a biological perspective. Unlike most modern ...

Quality sleep is not a luxury. It is a biological process shaped by sleep stages, circadian rhythm and light. Once you understand how NREM, REM, melatonin and morning lig...

Vitamin D is one of the most important hormones for our health, yet most people are deficient even in summer, despite the sun shining at full strength. How many minutes o...

Circadian rhythm is the biological system that governs your sleep, energy, and mood throughout the entire day. If you work from home, you are missing the daylight exposur...

Summer biohacking is, paradoxically, easier than you think. Long days, strong sunlight and warm air give your mitochondria everything they need to perform at their best. ...

Blue light from phones, tablets, and LED lighting is one of the most common reasons you struggle to fall asleep. In this article, you will find 7 science-backed answers o...

Sleeping in warmer weather is a challenge for many people, especially when temperatures in May and June start climbing above 20 °C. If you find it harder to fall asleep, ...

Morning rituals determine how much energy you will have throughout the day. Five simple habits, light, movement, grounding, water, and breathing, take less than 30 minute...

Blue light from screens poses the same threat in summer as it does in winter, even if you spend all day outdoors. Longer days and more natural sunlight do not mean that e...