02 February 2010

Eggs are Egg-cellent

Liza Barnes, Health Educator, Liza Barnes says,"Having fallen in and out of favour with nutrition experts, you’d think the fragile egg would be broken and beaten by now."

Luckily, its ego isn’t nearly as vulnerable as its shell. Oblivious to the attempts to separate the egg from its well-deserved title of "best source of complete protein on the planet," the egg has managed to remain a nutritious, inexpensive, and popular food.
For awhile, nutrition experts hypothesized that the high cholesterol content of eggs raised blood cholesterol levels, which can increase a person's risk of heart disease. But this hypothesis was never proven. In fact, several studies have shown that the consumption of eggs is not associated with higher cholesterol levels but is associated with higher nutrient intake.
In 2000, researchers set out to assess the nutritional significance of eggs in the American diet and to estimate the degree of association between egg consumption and cholesterol levels. Their straightforward results were published in the Journal of the American College of Nutrition: Eggs make important nutritional contributions to the American diet and their consumption is not associated with high cholesterol levels. Specifically, the study showed that egg consumers had a higher intake of important nutrients like vitamins B12, A, E, and C than non-egg eaters, and that people who reported eating four or more eggs per week actually had significantly lower average cholesterol levels than those who reported eating zero to one eggs per week.
Here are four more ways eggs can enhance your health:
• Eggs are an excellent source of low-cost, high-quality protein. One large egg provides more than 6 grams of protein, yet contains only 75 calories. And the protein is "complete," providing all nine of the body's essential amino acids.
• Eggs are one of the best sources of choline. Found primarily in the egg yolk, one large egg provides 30% of the recommended daily allowance (RDA) of this essential nutrient, which plays an important role in brain health and the reduction of inflammation. Many people are deficient in choline, which is found in trace amounts of many different foods.
• Eggs are a great food for those trying to lose weight. Because of the high amount of quality protein in eggs, they make a very satisfying breakfast, which is especially useful for people trying to lose weight. In one study published in the Journal of the Federation of American Societies for Experimental Biology (2007), subjects following low-fat, calorie-restricted diets were randomly assigned to one of two breakfasts: a bagel or two eggs. After eight weeks, the egg eaters experienced 65% greater weight loss, 83% greater decrease in waist circumference, and a greater improvement in energy levels compared to the bagel-eating group.
• Eggs protect eyesight. Egg yolks contain a highly absorbable form of vision-protective carotenoids like lutein and zeaxanthin, which help to prevent age-related macular degeneration and cataracts. Studies published in the Journal of Nutrition showed that eggs increased blood levels of these nutrients without increasing cholesterol or triglyceride levels.
No matter what kind of eggs you choose to eat, be sure to follow proper handling and preparation guidelines to ensure that your eggs are safe to eat. Raw or improperly handled eggs can be a source of disease.
• Avoid raw eggs, and foods made with raw eggs (Caesar dressing, homemade mayonnaise, eggnog, and cookie dough). These foods are safe if a pasteurized egg product is used.
• Check the carton to be sure that the eggs you are buying are clean and free of cracks.
• Store eggs in the coldest part of the refrigerator (not in the door), and use within three to five weeks, or by the expiration date on the carton. Hardboiled eggs should also be stored in the refrigerator and used within one week.
• When cooking with eggs, don’t leave the carton on the counter during prep time. Take out the eggs you will use and return the carton to the refrigerator.
• Wash all surfaces, cooking utensils, and skin with warm, soapy water before and after handling eggs.
• Cook eggs until yolks are firm.
• Cook egg-containing dishes to at least 160 degrees Fahrenheit to destroy any bacteria safely.
Give yourself a break! Poached, scrambled, baked or fried—you can rely on the inexpensive and high-quality protein of eggs as part of a varied, healthy diet. "Do be careful with whom your eggs hang out," says Hand. "Bacon, sausage and high-fat cheeses can be troublesome characters!"

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