“The first thing you should do when you wake up is go straight outside,” says Ollis. “It’s really important to get sunlight ...

Cortisol is a hormone your adrenal glands produce that helps govern your circadian rhythm (your body’s internal clock).

Although light and dark have the most significant influence on your SCN, other factors can also affect your circadian rhythm, such as: Hormones like melatonin and cortisol may increase or decrease ...

Cortisol follows a daily rhythm, peaking in the morning around 8 am. It begins to rise during the latter half of sleep, ...

Cortisol rises before waking as part of the body’s circadian rhythm, not in response to awakening, challenging previous beliefs. For many years it has been generally accepted that waking up ...

Research suggests aligning meal timing with the body's natural clock can improve metabolism, sleep, and energy.

High cortisol levels can elevate blood pressure, narrow arteries and disrupt heart rhythms, which increase the risk of chest discomfort. On top of that, anxiety or panic attacks, both triggered ...

what we call 'circadian rhythm' for cortisol." As the day goes on, cortisol levels will gradually decrease and become lowest closer to bedtime. "Cortisol levels could go as high as or closer to ...

Circadian rhythm fasting may boast a few benefits, like helping improve body composition, sleep, and more. But is it worth ...

Cortisol regulates blood sugar, suppresses inflammation, regulates metabolism, is involved in our circadian rhythms and influences the fight-or-flight reaction. It's essential for survival.

With the cost-of-living crisis, work pressure, parenting – the list goes on – being in a constant state of high stress is a ...