Wednesday, January 9, 2013

Ten Ways To Beat The Flu and Other Viruses

 

The human body is fully equipped with mechanisms to stave off viruses and germs, so the key to preventing flu viruses is to maintain those systems operating at their peak. The good news is that you can strengthen your immune system with natural supplements, beneficial immune-specific foods, and by paying attention to a few simple lifestyle habits.

So whether you decide to get vaccinated or not, here are ten suggestions to naturally boost your immune system.

1. Vitamin D

We all know that flu season hits in the winter, when – especially in cold climates – we typically get very little or no sun exposure. You might be surprised to know that we carry a variety of influenza viruses throughout the year, so something must happen in the winter. Realizing this, researches searched for the connection, and found a strong correlation between Vitamin D levels and immunity (Source: Cannell et.al., On the Epidemiology of Influenza. Virology Journal, 2008;5:29). Good levels of Vitamin D are crucial to help you fight against viruses and to keep you healthy year round. Make sure you take at least 1,000 IU of Vitamin D3 during the winter, regardless of sun exposure.

2. Aloe Vera

This multi-tasking plant believed to originate in Northern Africa, has long and thick leaves that contain a liquid gel, rich in valuable nutrients. Among other things, aloe gel contains high amounts of a long chain sugar called mucopolysaccharides which boost the immune modulators to fight off viruses and bacteria. They also penetrate all cell membranes and increase their fluidity and permeability, allowing toxins to flow out of the cell and nutrients to enter the cells. Drink 2 to 4 oz. of Aloe Vera juice, preferably cold-processed.

3. Mushroom Extracts (Shiitake, Reishi, Maitake)

these mushrooms have excellent immune-boosting properties. Shiitake mushrooms are an excellent source of lentinan, a polysaccharide that increases T-cell function and can be used for cooking. Reishi mushrooms contain immunologically active polysaccharides, mainly beta-D-glucan, that have potent immune-stimulating qualities. Maitake mushrooms are delicious and rich in a potent immune stimulant that enhances the activity of key immune cells. Try to incorporate these mushrooms in your daily menu and during the winter, take mushroom extract supplements.

4. Reduce Your Sugar Consumption

Table sugar and high fructose corn syrup raise your blood insulin levels, which in turn decreases the release of growth hormone and weakens your immune system. Glucose also competes with Vitamin C needed by white blood cells to kill viruses and bacteria. Scientific studies have shown that consuming 100 grams of sugar reduces the immune function by 50 percent within an hour. To give you an idea of what this measurement means, a level teaspoon of white sugar is 5 grams and about 20 teaspoons of sugar would amount to 100 grams. Sounds like a lot? Let’s do the math: one can of soda has the equivalent of 9 teaspoons of sugar, and a 20 oz. bottle of regular soda has the equivalent of 15 teaspoons. Stay away from foods or drinks that contain large amounts of sugar and instead, whenever possible, use stevia, a natural plant-derived sweetener

5. Vitamin C

The “Old Faithful” of antioxidants, Vitamin C plays an important role in the prevention of colds and the flu. A study involving marathon runners, skiers and soldiers training in the Arctic showed that taking an average of 625 mg of Vitamin C a day decreased the incidence of colds by 50% (Source: Douglas RM, Hemila H, D’Souza R, Chalker EB, Treacy B. Vitamin C for preventing and treating the common cold. Cochrane Database Syst Rev. 2004). Take 500 mg. of Vitamin C a day throughout the entire year to keep your immune system at optimum levels

6. Garlic

This culinary ingredient has antibacterial, antiviral, antifungal, and antiseptic properties, and has long been used to fight off and prevent colds and infections. The active ingredient is allicin, and it is present in both raw and cooked garlic. Try to eat two garlic cloves a day, and if you don’t want to have “garlic breath”, add two crushed cloves to your favorite recipe or take a garlic supplement.



7. Probiotics

Friendly intestinal bacteria play a key role in keeping the immune system functioning at optimal levels. They compete with pathogens for cellular nutrients, thereby inhibiting the “invader’s” growth. One type of probiotic, Lactobacillus rhamnosus, prevents allergens and pathogens from entering the bloodstream. An article published in Nutrition Research (2001) shows that taking L. rhamnosus results in increased levels of leucocyte phagocytosis, a marker of immune activity. My recommendation: eat at least 8 oz. of unsweetened plain yogurt each day as a natural source of probiotics. You can use stevia or honey as a sweetener, and sprinkle with granola for crunch. If you have taken antibiotics in the past, you should take a supplement for at least six months to bring your intestinal flora up to par, and then continue with the yogurt.


8. Zinc

This essential yet often ignored trace element helps support the immune system. A study in men and women aged 65 and over found that taking 25 mg/day of zinc a day for only three months increased levels of circulating immune cells known as CD4 T and cytotoxic T-lymphocytes (Source: Fortes C, Forastiere F, Agabiti N, et al. The effect of zinc and vitamin A supplementation on immune response in an older population. Journal of the American Geriatric Society. 1998). Make sure you take 25 mg. of zinc every day year-round, as it is also very important to your bone health. Chelated zinc is the best and most absorb-able form.


9. Vitamin E

This potent antioxidant is made up of four tocopherols (alpha-, beta-, gamma-, and delta-) and four tocotrienols (alpha-, beta-, gamma-, and delta-). However, alpha-tocopherol is the most commonly form of vitamin E found in the blood and tissues. In fact, even though the main function of Vitamin E is that of an antioxidant, alpha-tocopherol in particular appears to have a beneficial effect on the molecules and enzymes in immune cells. Scientific studies show that as little as 200 IU of alpha-tocopherol can significantly increase immunity against a variety of respiratory infections (Source: Meydani SN, Leka LS, Fine BC, et al. Vitamin E and respiratory tract infections in elderly nursing home residents: a randomized controlled trial. Journal of the American Medical Association. 2004). Since the flu typically attacks the respiratory tract, it is wise to take at least 200 IU of Vitamin E, and make sure that your supplement has alpha-tocopherol in it, should you decide to take a mixed tocopherol formula, which is also fine.

10. Rest

It’s especially important during the cold and flu season to keep from getting run down. Try to get at least 6 hours of quality sleep a night. Here’s one hint: if you are physically active during the day, you’ll be tired at bedtime. So avoid long hours of inactivity and keep moving as much as possible.
Do you have any flu shot stories you’d like to share? Join the conversation and share them with the community below.

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