What Is The Zone?
by Barry
Sears, Ph.D.
For generations, every male on my father's side of my family
suffered from a similar fate: a premature heart attack that cut
their life short decades too early. After my father died in 1972 at
the age of 54, I realized that I had a genetic time bomb ticking
away inside me. I knew I couldn't change my genes, but I was
determined to find a way to lead a normal, healthy life span.
My quest to save myself has led me to a surprisingly simple
conclusion. As it turns out, the key to a longer, better life is not
some magic pill or potion. It is a powerful hormone produced by your
diet called insulin. My research showed that if you were able to
keep insulin levels within a certain zone — not too high and not
too low — you could dramatically improve your health and prevent a
wide range of diseases. What's more, you could also make your body
start using fat for energy, thus allowing you to lose excess body
fat without feeling hungry!
So how do you begin to regulate your insulin levels and begin the
journey to better health? Again, I found that the answer was simple:
by eating the right combination of foods at every meal. Essentially,
you need to start treating the Zone diet as a drug. Once you start
taking this drug, you will automatically achieve:
-
Permanent loss of excess body fat
-
Dramatic reduction in the risk of chronic diseases like heart
disease, diabetes, and cancer
-
Improved mental and physical performance
-
A longer life
The first person to recognize food as a wonderdrug was
Hippocrates, the father of medicine, who instructed us to "let food
be your medicine, and let medicine be your food." Now some
twenty-five hundred years later, we are just beginning to understand
the importance of his words.
Make no mistake about it; food is a powerful drug. In fact, it
may be the most powerful drug you will ever take. However, like any
drug, food can help you or harm you depending on how you use it.
Used correctly, food can make you more energized and healthier with
the guarantee of a longer and more active life. Used incorrectly,
food can become your worst enemy robbing you of a healthy body,
healthy weight, and a healthy mind, as millions of Americans are
quickly finding out for themselves. Most important, if food is used
improperly, it can also shorten your life.
You may think you already know how to properly use food by
avoiding fat, and eating plenty of carbohydrates like pasta, bagels,
bread, and rice. If you've been following these dietary guidelines,
however, you may be puzzled as to why you're gaining rather than
losing weight. Truth is, you have it backward. If you're like most
Americans, you're probably eating far too many carbohydrates. This
is why more than 50 percent of Americans are overweight today
compared to 33 percent twenty years ago — even though we're now
eating less fat than ever before. This is called the American
paradox.
If fat were the enemy, then we should have declared victory
over obesity many years ago. The fact is that dietary fat was never
the real enemy. The real cause of our growing epidemic of obesity is
excess production of the hormone insulin. It is excess insulin that
makes you fat and keeps you fat.
You are constantly reminded that a calorie is a calorie, and that
weight gain is simply more calories coming in than calories going
out. Since fat contains more calories per gram than does protein or
carbohydrate, simple logic would dictate that removing fat from the
diet should make us thinner. Such caloric thinking can be summarized
as follows "if no fat touches my lips, then no fat reaches my hips."
Well, it doesn't take a rocket scientist to walk on the streets of
America and realize that statement simply isn't true.
On the
hormonal level, all calories are not created equal. The hormonal
effect of a calorie of carbohydrate is different than the hormonal
effect of a calorie of protein, and is still different from the
hormonal effect of a calorie of fat. Each of these three nutrients
has its own unique effects on your body's hormones. In the proper
balance, these three nutrients are exactly what your body needs to
remain healthy by keeping insulin within the Zone. When these
nutrients are out of balance and insulin levels surge too high, they
can wreak havoc on your body's hormonal equilibrium, resulting in
weight gain, an increased likelihood of chronic disease, and
acceleration of the aging process.
On the other hand, if insulin levels are too low, your cells
begin to starve because a certain amount of insulin is required to
drive life-sustaining nutrients into your cells.
The Zone is like the story of Goldilocks and the Three Bears. One
bowl of porridge was too hot (too much insulin), one bowl was too
cold (too little insulin), and one was just right (the Zone).
ZONE BENEFITS
In the Zone, almost magical metabolic changes occur. Only in the
Zone can you release excess fat from your fat cells to be used as
fuel by your body twenty four hours a day, allowing you to lose
weight and enjoy more energy simultaneously. Only in the Zone can
you reduce the likelihood of chronic disease. Only in the Zone can
you five a longer life. It's as easy as eating the right combination
of protein, carbohydrates, and fat at every meal and snack.
The benefits of maintaining insulin in the Zone are almost
immediate, because your blood sugar is also automatically
stabilized. As a result, you feel less hungry, you are more mentally
alert and more energized throughout the day. Carbohydrate cravings
become a thing of the past so that you can free your body from its
slavery to food. How long does it take to see these benefits if you
follow the basic guidelines presented in this book? No more than
seven days.
With one week in the Zone, you will feel more alert, less
fatigued, and never be hungry. And you will lose excess body fat at
the fastest possible rate...
This
article was excerpted from the book:
A
Week in the Zone
by Barry Sears, Ph.D.
Reprinted with
permission of Regan Books, an imprint of HarperCollins, Inc.
For
more info or to order this book or order the Kindle edition.
More books by this author.
About The
Author
Dr. Barry Sears is a leading authority on
the dietary control of hormonal response. A former research scientist
at the Boston University School of Medicine and the Massachusetts
Institute of Technology, Dr. Sears has dedicated his research efforts
over the past 30 years to the study of lipids. He holds 13 U.S. Patents
in the areas of intravenous drug delivery systems and hormonal
regulation for the treatment of cardiovascular disease. Visit his website at www.drsears.com.
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