SAD is an acronym for “seasonal affective disorder”. It is caused by the shortage of natural light available in the fall and winter, when the days become shorter. Symptoms of SAD include fatigue, depression, overeating and weight gain. Patients with SAD respond well to full-spectrum light. Sitting next to a light source for one half […]
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Research published in the November/December 2002 issue ofPsychosomatic Medicine shows a connection between chronic fatigue and a hormonal stress response system called the HPA axis. HPA stands for “hypothalamus, pituitary, adrenal”. It is a system that helps the body to stay stable while under stress. The study involved 40 subjects between the ages of 30
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Fatigue and Body Pain may be Linked to Chronic Sinusitis Research published in Archives of Internal Medicine (2003;163:1832-1836.) and performed by scientists at Georgetown University Medical Center, shows a link between fatigue, unexplained pain and chronic sinusitis. A study conducted at Harvard had shown that fatigue and pain scores of sinusitis patients were similar or
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Research published in the Journal of Clinical Endocrinology & Metabolism (August 2001; 86:3787-3794) states that high levels of adrenal hormones have been found in people with insomnia. It was a small study with 11 patients with insomnia and 13 controls without insomnia. Blood levels of stress hormones (ACTH and cortisol) were taken every half hour
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The body’s response to a chemical found in the brain, orexin A, may be linked with the desire to exercise and may explain a difference between active people who are always on the go and couch potatoes. Research published in the American Journal of Physiology – Regulatory, Integrative and Comparative Physiology, online August 14, 2006,
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The macula is the central and most vital part of the retina. Macular degeneration is a condition where this area degenerates, resulting in diminishing and even loss of sight. The condition tends to run in families. Macular degeneration can slowly or suddenly produce loss of vision. It is painless. There are two forms of macular
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According to a nationwide clinical trial sponsored by the National Eye Institute (NEI), and reported in the October 2001 issue of Archives of Ophthalmology, supplementation with antioxidants and zinc reduces the risk of AMD (age-related macular degeneration). Antioxidants are nutrients that protect from free radicals. Free radicals are like chemical “bullets” that damage tissue. Antioxidants
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Supplementation with zinc plus vitamin A, may restore night vision. Zinc supplementation without the vitamin A does not have this effect. This, according to a study published in the American Journal of Clinical Nutrition(May, 2001 issue). The study involved 202 pregnant women from Southern Nepal. The subjects had night blindness and were divided into six
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Researchers at the JeanMayerUSDAHumanNutritionResearchCenter on Aging at TuftsUniversityin Bostonhave found that a diet that is high is antioxidant-rich foods (i.e. fruits and vegetables) may help to prevent cataracts. Cataracts are the results of changes in the lens of the eye creating a cloudiness that obscures sight. Researchers looked at the diets of nearly 500 women
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AMD is an acronym for “Age Related Macular Degeneration”. It is a disease where the retina degenerates, destroying central vision, leaving only peripheral vision. It is the leading cause of blindness in people over 55 years of age, affecting between 25 and 30 million people worldwide. In the journal Ophthalmology (February 2008, Volume 115, Issue
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