December 20, 2004
HOLIDAY WORKOUT GUIDE
Peppy Peppermint, Stretching Savvy & What to Do When Sick


Want to be slim as a candy cane, rather than round as a peppermint patty? Then keep the candy away from your mouth and wave the scent under your nose instead. Exercisers in one Wheeling Jesuit University study were able to breath easier getting a whiff of peppermint, allowing them to pump more oxygen-rich blood to their muscles.

When male and female Division II college basketball players were given peppermint inhalers, the subjects reported increased energy, alertness and strength. The magic mint did not improve their basketball skills, however, suggesting the benefit might be as much in the mind as in the muscles. Want to add a minty boost to your own workout? Try a few drops of essential peppermint oil on your towel, or buy an inexpensive Peak Performance Sports Inhaler, and you'll be sure to win by a nose!

What about peppermint and weight loss? Having observed how some people gain weight after losing their sense of smell, Alan Hirsch of the Smell & Taste Treatment and Research Foundation reversed the equation to investigate whether certain scents might help you lose weight. Obviously the really horrible smells, which we are too polite to reprint here, will make you lose your appetite. But a more interesting and pleasant discovery was that fragrant food/plant scents can curb hunger as well.

Hirsch gave 3,000 overweight subjects inhalers containing peppermint, banana and green apple aromas. After six months, those who frequently used the inhalers lost an average of five pounds. Bonus: Apples and bananas provide filling fiber, anti-bloat potassium and complex carbs for workout energy.

So we've taken care of your tummy and your nose -- now, what about touching those toes? A review of studies published in the September Clinical Journal of Sport Medicine found that pre-exercise stretching might do more harm than good. Review author Ian Shrier, M.D., Ph.D., says a better bet is to do some cardio warm-up before pouring it on -- but don't abandon stretching altogether. Flexibility is a key indicator of fitness -- and a key predictor of longevity. So don't give up on your downward dog -- just do it post-workout, when muscles are more limber, rather than before.

"But I'm too sick to workout," you whine. No. 1, regular exercising enhances your immune system, helping you avoid getting sick in the first place. No. 2, unless you're seriously under the weather, or were planning to run a marathon, a mild case of the sniffles is no excuse to postpone your workout, according to new research.

Dr. Thomas Weidner of Ball State University monitored 55 subjects with "head colds" (versus more severe chest colds) and found that being sick did not slow exercise capability -- nor did it affect cold symptoms. Weidner's conclusion: "It's OK for moderate exercisers and people who have just begun a workout program to exercise with a head cold."

Bear in mind that not all experts agree. Some warn that working out with a virus could increase the risk of the virus infecting your heart tissue. Use your best judgment before moving those bones. Let common sense be your guide: Get active enough to increase blood flow and sweat out some toxins, but don't stress your body so much that it hasn't the energy to heal properly.

DON'T SNIFFLE, BE HAPPY!
Make Merry to Cut Cold Risk


Feeling low can make it more likely you'll end up under the weather. A study at Carnegie Mellon University in Pittsburgh found that subjects who scored highest on the happiness scale were far less likely to develop a cold. After evaluating the temperaments of 300 healthy test subjects, researchers exposed the participants to an infectious virus. Those with the lowest happiness quotients were three times as likely to come down with a cold than their more buoyant peers.

So exercise your inalienable right to pursue happiness. If circumstances have got you down, embrace the opportunity to build self-esteem by overcoming adversity, strive for meaning by making a difference in the lives of others, engage in endorphin-releasing exercise and take your mind off your worries by catching a comedy with mood-boosting friends.

Oh, and don't forget to make sure you're eating plenty of folate-rich foods such as asparagus, spinach, broccoli, bananas, cantaloupe and beans. Sounds superficial, but in fact, Tufts University researchers have found that folate plays an important role in regulating neurochemical reactions which affect your mood.

COLD WEATHER RAISES HYPERTENSIVE
HEART ATTACK RISK
Eat Potassium-Rich Foods, Bundle Up


If you're prone to high blood pressure, exposure to cold temperatures could increase your vulnerability to heart attacks. While it's no surprise that chilly weather constricts blood flow, the two-year study by scientists at the University of Burgundy in France was the first to document that dips in temperature actually correlate with spikes in heart attack rates for those with high blood pressure. In fact, hypertensives doubled their heart attack risk when the thermometer sank below 32.9 degrees Fahrenheit.

What to do? Help regulate your blood pressure by eating plenty of potassium rich foods such as acorn squash, avocados, bananas, cantaloupe and raisins -- and bundle up if you go outside. For more cold weather workout strategies, take a look at these tips from the Cooper Institute for Aerobics Research by clicking here.


ONE POTATO, TWO POTATO, THREE POTATO, FOUR ...
When Yams, Sweets, Purples and Russets Go Potato-head-to-Head


You say potato and I say po-tah-to, but who's to say which tuber takes the prize in terms of nutritional content? We asked that question of two members of the DNI brain trust -- Alex Russell and Kelli Wutkee -- who looked at the data and arrived at some surprising conclusions.

While there are more than 5,000 varieties of potatoes, we focused our investigation on russet potatoes, sweet potatoes*, purple potatoes and yams. They're all good for you, but the sweet potato's off-the-charts beta-carotene content -- providing 377% of your daily vitamin A needs per serving -- made this dark-skinned, vivid orange veggie an undisputed SuperFood. Indeed, there's no other fruit or vegetable with a higher beta-carotene count!

Specific benefits of this mega-vitamin A dose include healthy skin, hardy immune function and keen eyesight. Some research suggests this uber-antioxidant may prevent cancer both by neutralizing free radicals and by promoting communication between cells.

While sweet potatoes appear to channel all their nutritional energy into their vitamin A content, yams are the winner in the well-rounded-nutrition category. They're highest in potassium (again, important for regulating blood pressure), providing 35% of your RDI in a one-cup serving, serve up a quarter of your daily fiber needs (good for heart health, appetite control and cancer prevention), and a full 43% of your vitamin C requirement.

Yams aren't the only tuber to hit a high C note -- one small russet potato provides 56% of your daily vitamin C needs. But the real super "C" in russet potatoes stands for chlorogenic acid -- a phytochemical which not only combats the overall oxidation (the rust, if you will) of our cells, it may block carcinogens particular to cigarettes and some cured meats.

Before you go patting yourself on the back for that side of fries you ordered with lunch, consider that most of the chlorogenic acid in russet potatoes resides in the peel. So if you're consuming your potatoes peeled, fried, mashed, whipped or whatever, not only are you depriving yourself of most of this vegetable's antioxidant benefits, you're probably negating any nutritional benefit you might have derived by larding on the butter or ladling on the gravy.

While russets rule in popular tastes, what about other, more exotic varieties, such as ones we've seen in a royal shade of purple? So far there's little research done on the nutritional content -- and, in particular, the phytochemical profile -- of purple potatoes, placing it on the DNI agenda for laboratory analysis. But with their deep purple hue we suspect they're likely loaded with anthocyanidins -- anti-inflammatory flavonoids which may protect against cancer and cardiovascular disease.

So next time you're planning your menu or tooling down the produce aisle, consider incorporating a spud of a different color (or flavor) to add a little variety -- and extra nutritional benefit -- to your diet. Try our featured recipe -- "Yams, 'Bacon,' Pears and Raisins." No, of course it's not real bacon, but it's really, really delicious. Trust me on this one -- I consider it one of Marie Oser's all-time greatest hits!

*Confused about the difference between yams and sweet potatoes? You're not alone. Complicating matters is the fact that there are two kinds of commonly available sweet potatoes (pale yellow and dark orange). While we've lofted SuperFood laurels onto the orange sweet potato, you're more likely to find it sold in your grocery store as a yam. True yams, on the other hand, are rarely sold in U.S. supermarkets, since, among other reasons, they can grow up to 7 feet long and weigh up to 150 pounds. Click here to compare and contrast the nutritional content of the potato varieties above.


Jennifer GrossmanEXCLUSIVE INTERVIEW WITH DR. DEAN ORNISH
Learn How to Eat More, Weigh Less with Founding Father of Low-Fat Health


In health and nutrition circles, Dr. Dean Ornish has all the celeb fire power of a rock star. It isn't just us diet dweebs that find him so fascinating. He's been recognized as "one of the most interesting people of 1996" by People magazine, featured in the "Time 100" issue on alternative medicine and chosen by LIFE magazine as "one of the 50 most influential members of his generation."

Dr. Ornish is the founder, president and director of the nonprofit Preventive Medicine Research Institute in Sausalito, Calif., as well as Clinical Professor of Medicine at the University of California, San Francisco. He is the author of five best-selling books, including New York Times' best-sellers "Dr. Dean Ornish's Program for Reversing Heart Disease," "Eat More, Weigh Less" and "Love & Survival."

Dr. Ornish is a member of the board of the Quincy Jones Listen Up Foundation and the Wheelchair Foundation. He was appointed to The White House Commission on Complementary and Alternative Medicine Policy and elected to the California Academy of Medicine.

I'm also proud to call Dr. Ornish a friend and mentor. He was kind enough to grant us this interview at DNI headquarters last week.

DNN: What's the difference between a good carb and a bad carb?

DDO: People tend to lump all carbs together, but there are actually carbs that are good for you, and carbs that aren't. The bad carbs are things like sugar, white flour, white rice. And the reason that they're bad for you is that when you go from, say, whole wheat flour to white flour or from brown rice to white rice, you're removing the fiber and the bran -- and it's the fiber and the bran that fill you up.

You can only eat so many pieces of whole wheat bread or so many apples. You're going to get full before you consume too many calories. But you can consume virtually unlimited amounts of sugar, for example, without getting full.

DNN: Fiber has other benefits too, which you won't find in simple, or bad, carbs.

DDO: Yes, because you've removed the fiber and the bran, the sugar gets absorbed quickly so your blood sugar zooms up. Your pancreas makes insulin to bring it back down, which is good, but the insulin accelerates the conversion of those calories into fat, which is not good so you get a double whammy. You get all these calories that don't fill you up, and you're more likely to convert them into fat.

DNN: And the good carbs don't do that?

DDO: Fruits and vegetables and whole-wheat flour and brown rice and legumes and soy products really give you a double benefit. They fill you up before you consume too many calories.

And the fiber slows the absorption so you don't get those rapid swings in your blood sugar that causes you to get too much insulin. You get a nice constant level of energy that lasts you throughout the day. And it's not just what you exclude from your diet that's bad, it's what you include that's beneficial.

DNN: Benefits such as?

DDO: In good carbs, such as fruits and vegetables in particular, there are thousands of substances in there that help you protect and prevent cancer and heart disease and even to slow the aging process. Things like phytochemicals, bioflavonoids, carotenoids, retinols, isoflavones. There's a whole alphabet soup of these. Where do you find them? With few exceptions, they're found in fruits and vegetables, whole grains, legumes and soy products.

DNN: You've studied the differences between low carb and low fat diets. How do they compare?

DDO: I debated Dr. Atkins many times before he died, and he was always the "low-carb guy," and I was the "low-fat guy," and while that makes for a good debate, the issues are actually a little more complex than that. You see, just as there are good carbs and bad carbs, there are also good fats and bad fats. And so an optimal diet is low in the bad carbs and high in the good carbs -- just the fruits, vegetables, whole grains, legumes, soy products, etc. -- it's also low in the bad fats, particularly the trans-fatty acids and the hydrogenated or partially hydrogenated or saturated fats, and high in the good fats -- the omega 3 fatty acids, for example.

DNN: Hmm. How do we know which foods have what fats?

DDO: A lot of processed foods are rich in the trans-fatty acids and the saturated and the hydrogenated fats. These are the things that really tend to contribute to heart disease and cancer and lots of bad things. Why do manufacturers do that? Well, because trans fats extend the shelf life of the products -- but they decrease the shelf life of the people who eat them! So it's not a good thing.

The good fats are things like the omega 3 fatty acids, which you find in fish oil and flaxseed oil and canola oil. Just three grams a day, for example, of fish oil can help reduce your risk of a heart attack and sudden cardiac death by 50% to 80%, huge amounts. Small amounts of fat, huge benefits. If that wasn't enough, it can help reduce your risk of prostate cancer if you're a man or breast cancer if you're a woman. It can lower your triglycerides. It can reduce inflammation of arthritis just from a small amount.

Now, you can also get this in fish, but all too often the fish that are highest in the good fats, the omega 3s, tend to be high in mercury and dioxin and PCBs and lots of bad stuff. And so you can buy fish oil, for example, that's had the toxic stuff removed and just three grams a day will give you all the benefits without the toxic parts and without the excessive fat that you don't need.

DNN: What do you say to the "live-for-today" types who think disease is too far off in the future to worry about?

DDO: The kind of diet I'm talking about is not just about preventing something bad happening down the road, it's about feeling better now. When you change your diet, especially if you quit smoking and exercise and meditate and do things like that, your brain literally gets more blood flow. You think more clearly. You have more energy. You feel better. You need less sleep.

I mean, everybody has had the experience of eating a big Thanksgiving, you know, pig out feast. How do you feel an hour or two later? You feel like you want to take a nap. You're sleepy. You're not thinking very clearly because your brain is actually getting less blood and less oxygen when you eat a rich, high fat diet.

When you eat a healthy diet, your heart gets more blood flow in ways we've actually proven that you can even reverse heart disease in most cases just by changing diet and lifestyle. Even your sexual organs get more blood flow in the same way Viagra works.

DNN: In other words, real men eat fruit.

DDO: That's right. Ironically, the things that we think of in our culture as being so manly are the things that will leave so many guys feeling tired, lethargic, depressed and impotent. How fun is that? So often people say things like, you know, am I going to live longer, or is it just going to seem longer if I eat a healthy diet and quit smoking and manage stress more effectively? And I say, well, how fun is it if you can't think clearly, if you don't have energy, if you can't perform sexually?

You know, half of guys over the age of 40 have what's politely called an erectile dysfunction, which means they're impotent. Now, it's not something that most guys talk about. But look at the sales of Viagra. Somebody's buying all those medicines because the problem is widespread. And one reason the problem is so widespread is that those behaviors we think of as being so manly and hip, you know, smoking cigarettes, using stimulants, being a stress junkie and eating red meat are the very things that leave so many guys tired, lethargic, depressed, and impotent.

DNN: What should people eat as part of a healthy diet?

DDO: You know, it's not all or nothing. There's a spectrum of choices. And to the degree that you can move in a healthful direction, you're going to lose weight, feel better and be healthier. And the reason I like the concept of the spectrum is part of what we've learned is that even more than being healthy, people want to feel free and in control.

And that goes back to the very first dietary intervention, you know, that failed when God said, "Don't eat the apple," and that didn't work, and that was God talking so we're not going to do better than that. So I've learned that as soon as I tell somebody don't eat this and don't do this and do this or do that, they just cringe, and they immediately want to do the opposite. That's just human nature.

So by categorizing foods into a spectrum, it gets rid of the eat this and don't eat that -- and says, look, if you're going to indulge yourself on one day, eat more healthy foods the next. Now, if you're trying to reverse heart disease or other illnesses, you want to eat pretty much on the most healthy end of the spectrum.

But if you're just trying to stay healthy, lose a few pounds, feel better to the degree you move in that direction. You're going to feel better and that will make it easier to make and maintain these changes.

DNN: The Atkins craze is dying down -- thank God -- but why was it such a hit?

DDO: Dr. Atkins was half right. Americans do eat too many simple carbs, sugar, white flour, white rice. The question is, where do you go from there? The diagnosis was correct, but the prescription was wrong. I mean, pork rinds and bacon and sausage -- you know I would love to be able to tell you that those are health foods, but they're not.

Part of the appeal of the Atkins diet and ones like it, is that they tell people what they want to hear and what they want to believe. And because Americans eat so many simple carbs, when people go on an Atkins type diet, initially many of them lose weight, but they're doing it in a way that might be harming their health.

DNN: Right. We've explored some of the low-carb side effects in past newsletters.

DDO: When you eat an Atkins diet, it's really a lot of toxic foods, and your body excretes toxins through your breath, your bowels and your perspiration. Even studies funded by the Atkins Center found that most people on such diets have bad breath. They have body odor. They have constipation. So you might start to lose weight and start to attract people toward you initially, but when they get too close, you know, it may be more of a problem. So it's not the optimal way to do it.

If you eat the good carbs and the good fats and you exercise and you quit smoking, you can lose weight. You can keep it off as opposed to the studies of the Atkins diet where people tend to lose weight initially, but then they gain it all back by the end of the year.

Our studies and others have shown that people on a healthy, low-fat diet can lose weight and keep it off. And rather than doing it in a way that might mortgage their health, they're enhancing their health. And so that's the goal. It's not just to lose weight, but to do it in a way that can make you feel better and make you live longer.

DNN: Thank you.



Yams, "Bacon," Pears & Raisins

By Marie Oser

Here is a delish dish that is a natural for the Holidays. Serve with wedges of fresh Dole pineapple and fresh sprigs of Italian parsley.

8 servings

1 1/2 teaspoons olive oil
1/4 teaspoon red pepper, crushed
3 cloves garlic, minced
1 medium yellow onion, chopped
1/2 cup red bell pepper, chopped
4 slices veggie Canadian bacon, diced
1 large yam, peeled & cubed (4 cups)
2 medium Bosc pears, peeled & diced (2 cups)
1 medium plum tomato, diced
1/4 cup dry sherry
1 cup hot vegetarian "chicken" flavored broth
1/2 cup golden raisins
1/4 cup Italian flat-leaf parsley
1/3 cup nutritional yeast

Place oil and crushed pepper in a 5-quart saucepan or electric skillet and warm over medium-high heat for one minute. Add garlic, onions, bell pepper and diced bacon. Cook for 3 minutes. Add cubed yams and cook mixture for 8 minutes, stirring frequently. Add pears, tomatoes and sherry. Reduce heat to medium low, add hot broth, raisins, parsley and yeast and continue to cook for 10 minutes, stirring occasionally.

Enlightened , Yams "Bacon," Pears & Raisins
Nutrition Analysis: (per 1 1/2 cup serving)
Protein: 7 g, Carbohydrate: 43 g, Fiber: 5 g, Fat: 2 g, Sat Fat: 0 g, Cholesterol: 0 mg, Calcium: 43 mg, Sodium: 111 mg Calories 205 -- from Protein: 12%, from Carbohydrate: 81%, from Fat: 7%

Traditional Yams, Bacon, Pears & Raisins
Nutrition Analysis: (per 1 1/2 cup serving)
Protein: 7 g, Carbohydrate: 42 g, Fiber: 4 g, Fat: 12 g, Sat Fat: 6 g, Cholesterol: 26 mg, Calcium: 60 mg, Sodium: 243 mg. Calories 298 -- from Protein: 9%, from Carbohydrate: 55%, from Fat: 36%


Yves Veggie Canadian Bacon -- Very close to traditional Canadian Bacon or ham in appearance, aroma and flavor. Made with soy protein and wheat gluten, veggie bacon is a delicious ingredient in many dishes, adding protein and carbohydrates and very little fat.

Yams -- Many cooks prefer yams because of the dark orange flesh that is sweeter and more moist than sweet potatoes. Unlike Tropical Yams, what are sold as yams in this country are actually a variety of sweet potatoes.

Vegetarian "chicken" flavored broth -- Available at health food stores and Bills Best Chickenish from Nutri-Line Foods.

Recipe by Marie Oser (The Enlightened Kitchen). John Wiley & Sons, Inc.© 2002. Reprinted with Permission.




POST-WORKOUT PEPPERMINT SOAK

After your peppermint-enhanced exercise routine (see Dole Diet) try a well-deserved soak in warm, minty waters to ease muscles and relax the mind. It's easy, just add several herbal peppermint tea bags to your next bath, as well as a cup of Epsom salt or sea salt. Your cares and cramps will melt away in a menthol mist.

For non-DIY divas, here's some ready-made soak solutions: elegant Peppermint Powder Sugar Bath Soak from Davies Gate or these adorable Peppermint Bath Confetti Ornaments -- hang them on the tree, then celebrate the New Year by throwing some candy-cane scented confetti in the tub.



Results of last Dole Poll: a third of you say, "Santa, go on a diet, we want you healthy!" Two thirds say fat Santa is fine -- not surprising since 2/3 of Americans are themselves overweight or obese. Here's a new one for you:

What's your least favorite thing about the holidays?
Annoying relatives
Weight gain
Getting gifts you don't like
Giving gifts to people you don't like
Garish color scheme, cloying music
Most favorite thing?
Family & friends
Food everywhere!
Getting stuff
Giving stuff
Decorations

 
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Dole Nutrition Institute       |
Lead Editor:            JENNIFER GROSSMAN  
 

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