But among people under intense physical stress – – such as marathon runners, skiers and soldiers exercising in the Arctic – – those who took vitamin C products were about 50 percent as likely to obtain colds as those who didn’t, the researchers found. The majority of the studies that the experts reviewed were double-blinded, meaning that neither the individuals nor the doctors who ran the study were told which individuals were getting a sugar pill and that have been taking the vitamin supplement. Dosage issue The protocols of the scholarly studies in the review included different amounts of vitamin C, with the very least daily dose of 200 milligrams, and the vitamin was used for different durations.Berwick, transcripts of his speeches about the British healthcare program and summaries of information protection about his appointment.org with permission from the Henry J. Kaiser Family members Foundation. Kaiser Health Information, an editorially independent news service, is a scheduled plan of the Kaiser Family Foundation, a nonpartisan health care policy research corporation unaffiliated with Kaiser Permanente.. April 11 Residents for Health names, 2014 as ‘Go through Your Labels Day’ Citizens for Health, one of the country's oldest consumer advocacy groupings, is once more encouraging American families to obtain the ‘411’ on what's in packaged foods and beverages by naming 4/11/2014 seeing that the second annual ‘Browse Your Labels Day.’ Ingredients labels on food and beverage deals are one of the most valuable tools consumers have, and so are required by the meals & Drug Administration to supply vital information.