Posts by Irina Zhdanova

Jet Lag prevention and treatment

Jet Lag Strategy If you are a world traveler, jet lag is inevitable, but its symptoms are not. There are many strategies that can be used depending on the type of trip, how much flexibility is in your schedule and how you respond to certain stimuli like food and exercise. Here are a few concepts…

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Both shorter and longer sleep duration can impair cognitive performance

A large-scale study on the association between daily sleep duration and cognitive performance led to interesting findings. Those, now with good statistical power, support an earlier hypothesis about an optimal number of nighttime sleep hours that is good for our brain function. A step left or right, with shorter or longer sleep duration, and cognitive…

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Melatonin & its Safe Use

As with other hormones, using Melatonin properly requires some basic knowledge of what and how it does in your body. Hormones are VERY powerful molecules, and are VERY precisely controlled to do good, not harm. Where does melatonin come from and how does it work? Melatonin is synthesized by a tiny pea-size gland right in the middle of your…

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Circadian Misalignment: External and Internal

Loss of optimal alignment of the Circadian Clocks and Circadian Rhythms they create alters sleep and performance, increases the risk of major disorders, from cancer to diabetes, impairs mood and accelerates aging . External misalignment is between you and your environment: your Circadian Clocks tell one time, while the environment indicates a different time. Internal…

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Your Optimal Circadian Alignment: health, good sleep & performance

Following the Sun Cycle Adapting to our periodic world is critical to our success. That is why life on our planet developed an internal Clock. The molecular mechanisms of the Clock are sophisticated, but amazingly similar between humans and other living creatures. This is because the Clock turned out to be extremely useful to all.  …

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Jet Lag causes and consequences

Jet Lag: From Circadian Alignment to Misalignment in One Day Your numerous internal body Rhythms have to be in optimal mutual Alignment and Synchrony to preserve your health and wellness. Like on a huge assembly line, each job has to be done exactly on time. Keeping the same pace or Period is the key.   If your Cardiovascular…

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The internal Clocks and why they are called Circadian

The oscillating world within us A myriad of rhythmic processes is surrounding us and happening inside of us, having periods ranging from milliseconds to several years. We live in a constantly oscillating world!   The cyclic behavior of our planet, the 24-hour period of Earth’s rotation on its axis, brings us the regular day-night transitions…

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