Category Archives: Cortisol

Selenium and Vitamin C: The Stress Connection

Posted on May 11, 2022 by Robert Barrington

A number of nutrients are associated with protection from chronic stress. The basis for this differs between nutrients, but one category of anti-stress nutrients may function through an antioxidant mechanism. Both selenium and vitamin C are important nutrients required for … Continue reading →

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Effects of Fasting on Testosterone

Posted on September 14, 2021 by Robert Barrington

Fasting has some interesting metabolic effects. For example, the fall in insulin levels seen with fasting may induce weight loss, and the fall in inflammatory markers may improve immunity. Testosterone levels are known to drop in males undergoing fasting and … Continue reading →

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Stress and Fasting

Posted on September 13, 2021 by Robert Barrington

Fasting is known to cause significant hormonal and neuronal changes. These changes are thought to be responsible for some of the health effects of fasting. Fasting can change brain chemistry through a number of mechanisms and one mechanism might be … Continue reading →

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Resistance Training: Not Just For The Young

Posted on August 6, 2021 by Robert Barrington

Resistance training has a number of health benefits. These include a general improvement in physical fitness, as well as specific adaptations that include increased muscle mass, improvements in cardiovascular fitness and reductions in stress levels. Studies have investigated the effects … Continue reading →

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Can Vitamin C Suppress Cortisol Levels?

Posted on July 29, 2021 by Robert Barrington

There is evidence that vitamin C is able to suppress blood levels of cortisol in humans. In one study a group of researchers administered synthetic corticotropin (a hormone that causes the release of cortisol) to a group of children as … Continue reading →

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Magnesium Supplements as A Sleep Aid

Posted on July 12, 2021 by Robert Barrington

Sleep deprivation is a common cause of poor health. In particular sleep deprivation may contribute towards the development of mood disorders and may also perpetuate them once present. Obtaining enough sleep is important because restorative processes occur during sleep, and … Continue reading →

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Oxidative Stress and Cortisol Resistance

Posted on July 9, 2021 by Robert Barrington

Cortisol is a stress hormone that is released in response to environmental stress. Cortisol is considered one of the major stress hormones in humans while corticosterone performs a similar role in animals. One of the functions of cortisol is to … Continue reading →

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Can Zinc Inhibit Cortisol Release?

Posted on July 8, 2021 by Robert Barrington

The zinc status of an individual has been shown to cause changes to the adrenal secretions of an individual. Because zinc can regulate adrenal secretions, studies have investigated the effects of zinc supplements of stress hormone release. In one study, … Continue reading →

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Tea: An Anti-Stress Drink

Posted on July 6, 2021 by Robert Barrington

Tea is a healthy drink that has been shown to have a number of beneficial health effects. The beneficial health effects of tea are thought to stem from the presence of antioxidants in the tea. However, tea clearly has benefits … Continue reading →

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Herbs: How Do They Modulate Cortisol?

Posted on June 16, 2021 by Robert Barrington

Cortisol is one of the hormones released by humans following exposure to environmental conditions that are perceived as a threat to survival. Cortisol is therefore a stress hormone, and it plays an important role in adaptation to external threats. Chronic … Continue reading →

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