¿Son más saludables los alimentos ecológicos?
Estudios de laboratorio muestran ventajas en los productos ecológicos, tales como una mejor supresión del crecimiento de células cancerosas. Pero, ¿qué pasa en las personas y no en las placas de Petri?
Todos los videos de: Bebidas
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Bowel Wars: Hydrogen Sulfide vs. Butyrate
Sulfur dioxide preservatives in dried fruit, sulfites in wine, and the putrefaction of undigested animal protein in the colon can release hydrogen sulfide, the rotten egg gas associated with inflammatory bowel disease.
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Cómo prevenir la presión arterial alta con la alimentación
La presión arterial alta, el factor de riesgo de muerte #1 en el mundo, puede eliminarse con una alimentación suficientemente saludable.
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What Percent of Americans Lead Healthy Lifestyles?
Death row nutrition offers some insight into the standard American diet.
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Cambiando la carne de res por el pollo & El pescado podria no bajar el colesterol
El impacto negativo de la carne roja en nuestro colesterol puede ser similar al de la carne blanca.
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Mejorar la dieta mediterránea
Cuáles son los cuatro aspectos nutricionales problemáticos de las dietas Mediterráneas basadas en plantas?
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¿Cuánta gente alcanza los siete objetivos básicos?
La Asociación Americana del Corazón elaboró siete sencillos objetivos de estilo de vida para combatir el principal asesino de hombres y mujeres: las enfermedades del corazón.
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¿Cuáles son los factores dietéticos que más afectan al cáncer de mama?
Seguir la recomendación del American Institute for Cancer Research (Instituto Estadounidense para la Investigación del Cáncer) está asociado no solo con la prevención y la supervivencia al cáncer, sino con menos mortalidad derivada de enfermedades respiratorias y del corazón, así como una vida más larga.
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Aspartamo y el cerebro
La razón por la que las bebidas con edulcorantes artificiales se han asociado con la depresión podría ser las alteraciones psicológicas recientemente vinculadas al aspartamo.
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El café y la función arterial
Las nuevas guías dietéticas para bebidas recomiendan como saludables el té y el café solo después del agua , pero ¿qué hay de la preocupación por que puedan perjudicar la función de nuestro endotelio?
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La industria alimentaria financia la parcialidad
Utilizando las normas de juego de la industria del tabaco, las compañías de alimentos han sido atrapadas tratando de hacer menos las políticas de salud pública manipulando el proceso científico.
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Si la fructosa es mala, ¿qué pasa con la fruta?
¿Tiene la fructosa que se encuentra de forma natural en las frutas y los zumos de fruta los mismos efectos negativos que la excesiva “fructosa industrial” (azúcar de mesa y jarabe de maíz alto en fructosa)? Y, de no ser así, ¿por qué no?
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Alimentos ricos en antioxidantes con cada comida
Para evitar un balance oxidativo negativo, necesitamos ingerir más antioxidantes de los que gastamos durante el día.
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How to Reach the Antioxidant “RDA”
Even nine servings of fruits and vegetables a day may not reach the minimum recommended intake of antioxidants if one doesn’t make the right choices.
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Is Caramel Color Carcinogenic?
Concern that one of the most commonly-consumed food colorings may cause cancer has led to changes in soft drink formulation in California.
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Enhanced Athletic Recovery without Undermining Adaptation
Might the antioxidant and anti-inflammatory properties of plant-based diets undermine some of the benefits of exercise?
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Tell Your Doctor if You Eat Grapefruit
The role white and pink (red) grapefruit may play in weight loss and cholesterol control, as well as the suppression of drug-clearance enzymes within the body.
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Poultry Exposure Tied to Liver and Pancreatic Cancer
Cancer-causing viruses in poultry may explain increased risks of death from liver and pancreatic cancers.
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Safety of Noni & Mangosteen Juice
Multilevel marketing companies accused of using exaggeration and pseudoscience to promote potentially dangerous products, such as Metabolife and Hydroxycut, by designing studies that appear to purposely mislead consumers.
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Fukushima & Radioactivity in Seafood
The majority of radioactive fallout from the Fukushima nuclear power plant tragedy was absorbed by the Pacific Ocean. What does that mean for seafood safety?
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Childhood Tea Drinking May Increase Fluorosis Risk
Green tea consumption may help prevent cavities, but excessive consumption among young children may lead to dental fluorosis, due to the natural fluoride content of the plant.
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El cáncer de mama y el alcohol, ¿cuánto es seguro?
Casi 5000 muertes por cáncer de mama al año pueden ser atribuidas al consumo leve de alcohol (hasta una sola bebida al día).
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Does a Drink of Water Make Children Smarter?
Most children don’t drink water from when they wake up to when they go off to school. Interventional trials show this mild state of dehydration may negatively affect scholastic performance.
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Herbal Tea Update: Hibiscus
Hibiscus tea elevates the antioxidant level of one’s bloodstream within an hour of consumption.
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Cancer, Interrupted: Green Tea
Using the cooked meat carcinogen PhIP to turn normal breast cells cancerous, researchers explore the use of green tea to interrupt this malignant transformation.
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Is Caffeinated Tea Dehydrating?
Comparing up to six cups of caffeinated black tea a day to water, researchers study the assertion that tea acts as a diuretic, and is not as hydrating as plain water.
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Antimutagenic Activity of Green vs. White Tea
The ability of green versus white tea to protect against in vitro DNA damage caused by a cooked chicken carcinogen (heterocyclic amine).
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What About the Caffeine?
Caffeine has positive cognitive and physiological effects at moderate doses.
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El café y el cáncer
El consumo de café está asociado a una moderada reducción de la incidencia total de cáncer.
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So Should We Drink Beet Juice, or Not?
In the context of a healthy, plant-based diet, the nitrates in vegetables can safely be converted into nitric oxide, which can boost athletic performance, and may help prevent heart disease.
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Hearts Shouldn’t Skip a Beet
The nitrate in vegetables, which the body can turn into the vasodilator nitric oxide, may help explain the role dark green leafy vegetables play in the prevention and treatment of hypertension (high blood pressure) and heart disease.
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Out of the Lab Onto the Track
Randomized, double-blind, placebo-controlled, crossover studies convinced the scientific establishment that nitrate-rich vegetables (such as beets) could noticeably improve athletic performance.
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Don’t Use Antiseptic Mouthwash
The natural flora on our tongue (lingual bacteria) are essential for the athletic performance-enhancing effect of the nitrates in vegetables such as beetroot.
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Priming the Proton Pump
To understand how beets could reduce the oxygen cost of exercise while improving athletic performance, one must review the biochemistry of energy production (ATP synthase), and the body’s conversion of nitrates to nitrites into nitric oxide.
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Doping with Beet Juice
Beets found to significantly improve athletic performance while reducing oxygen needs—upsetting a fundamental tenet of sports physiology.
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Better than Green Tea?
The antioxidant content of a number of popular beverages is compared: black tea, coffee, Coke, espresso, grape juice, green tea, hibiscus (Jamaica flower) tea, milk, Pepsi, Red Bull, red tea, red wine, and white wine. Which beats out even powdered (matcha) green tea?
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Dietary Guidelines: Just Say No
What happens when the twin mandates of the USDA—to both promote agribusiness, and protect our nation’s health—come into conflict?
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Food Industry “Funding Effect”
He who pays the piper calls the tune: studies funded by the dairy and soda industries appear to be even more biased than studies funded by drug companies.
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The Effect of Soy on Precocious Puberty
Meat, animal protein, and soy milk can affect premature breast development in girls.
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Calcium Absorption: Soy Milk Versus Cow Milk
Soy milk should be shaken before pouring to get at the calcium that settles to the bottom.
