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The American Journal of Clinical Nutrition 1991; 53:90-4 “Effect of B-Carotene on Lymphocyte Subpopulations in The Elderly Humans: Evidence For a Dose-Response Relationship”     In elderly subjects (mean age 56), supplementing for two months with beta carotene led to immune improvement (an increase in the percentage of lymphoid cells with surface markers for T-helper cells, cells […]

There is a growing concern about the overuse of antibiotics for the treatment of upper respiratory infections. These infections are usually viral in nature and antibiotics are useless for treating them. According to research appearing in the April, 2000 issue of the journal Pediatrics, children given antibiotics for respiratory infections have an overall increase in

In a study appearing in the Journal of Alternative and Complementary Medicine (2005; 11(6): 1021-6) found that Echinacea may be effective in preventing upper respiratory infections (URIs). Subjects of the study were 402 children who had taken part in an earlier study that was randomized, double-blind and placebo-controlled; it tested the efficacy of Echinacea in

According to research published in Archives of Internal Medicine (2003 Feb 24;163(4):487-94), viral upper respiratory infections that are not influenza (in other words, colds) cost the US economy $39.5 billion each year. A nationwide telephone survey of US households (N = 4051) was conducted betweenNovember 3, 2000, and February 12, 2001about frequency and treatment approach

Researchers reported in the Journal of the American Medical Association(August, 2004) that vitamin E supplements can help ward off colds and upper-respiratory infections in the elderly. In the study of 617 nursing home patients aged 65 or older, those who swallowed a vitamin E supplement daily had significantly fewer common colds and a 20% overall

According to research appearing in Psychosomatic Medicine (March 1999;61:175-180), stress may make the symptoms of a cold or the flu worse. The study involved 55 subjects who were injected with Influenza A virus. Prior to being injected, the subjects filled out a questionnaire about their stress levels. They were then quarantined and observed. Researchers measured

Pain and stress associated with getting a root canal can lead to short term immune changes and may lead to cold symptoms later on, according to researchers from the University of Florida and the University of Iowa and reported in the Journal of Psychosomatic Medicine (May, 2001). According to the article, those who reported having

According to research appearing in the October, 2006 issue of the American Journal of Medicine (2006;119;937-942),  post-menopausal women who exercised regularly for at least one year had a lower incidence of colds than those who did not. The subjects were 115 postmenopausal women who were sedentary and either obese or overweight. They were divided into

The practice adds to our medical costs According to research published in the journal, Pediatrics (2003;111:231-236), 1,600,000 people visited the emergency room in 1988 for treatment of the common cold. Colds are caused by viruses, and will get better on their own without medical care. In spite of that, a survey of nearly 200 families

In a double-blind, placebo controlled study, appearing in the journal Pediatrics, (May 2003;111(5):e574-e579), the efficacy of herbal ear drops were tested in 171 children with ear pain due to middle ear infection. The children were between the ages of five and 18. They were given herbal ear drops (five drops, three times daily) containing allium