Increasing fruit and vegetable consumption to seven servings a day appears to cut asthma exacerbation rates in half, whereas restricting consumption to Standard American Diet levels leads to a significant worsening of lung function and asthma control.
Videos
Recent Health & Nutrition Videos
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Handwashing Compliance of Retail Deli WorkersHow often do retail deli workers wash their hands at both independent and chain stores? This is important given the potential for life-threatening blood-borne viruses such as hepatitis C.
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Some Dietary Supplements May Be More Than a Waste of MoneyPeople taking dietary supplements may, in some cases, be paying to make themselves sick. This video covers folic acid, beta carotene, and green tea supplements.
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Heavy Metals in Protein Powder SupplementsA Consumer Reports investigation into the safety of protein supplements found that more than half exceed the California prop 65 "Safe Drinking Water and Toxic Enforcement Act" action levels.
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Dietary Supplement Snake OilSupplement industry representative attempts to rebut a mea culpa editorial in an alternative medicine journal decrying the predatory nature of dietary supplement marketing.
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Pharmacists Versus Health Food Store Employees: Who Gives Better Advice?The accuracy of medical advice given by staff at natural food stores is compared to that by staff at community pharmacies based on the balance of available scientific evidence.
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Dangerous Advice From Health Food Store EmployeesEmployees in natural food stores have been caught giving advice that is not only scientifically baseless, but also risky and downright dangerous.
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Bad Advice From Health Food Store EmployeesMost health food store supplement aisle employees have little or no training and make wildly dissimilar recommendations. Even when they're consistent, the levels of active ingredients in supplements...
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Health Food Store Supplement AdviceStudies in the U.S. and Canada focus on what advice and supplements natural food store employees would offer a woman suffering from breast cancer.
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Which Brand of Tuna Has the Most Mercury?In a survey of three national brands of tuna in the United States, most cans exceeded the U.S. Environmental Protection Agency’s safety level for human consumption.
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Nerves of MercuryStudies of the neurobehavioral toxicity of mercury on children suggest that no level of mercury exposure can be considered safe, but pressure from the fish industry may be preventing safety limits...
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Hair Testing for Mercury Before Considering PregnancyThe EPA safety limit on mercury in fish may not sufficiently protect pregnant women in the United States. This has led to a recommendation that fish-eating women get tested for mercury before...
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Red Fish, White Fish; Dark Fish, Atrial FibrillationThe consumption of dark fish, such as salmon, swordfish, bluefish, mackerel, and sardines, may increase one's risk of atrial fibrillation, an irregular heart beat rhythm associated with stroke,...
