To lose fat, sometimes you have to eat fat. I know, I know, this
statement just "feels wrong." After all, years of anti-fat campaigning
have convinced us that fat is what makes us chunky. But did you know
that monounsaturated fats and certain polyunsaturates actually speed up
the metabolic rate?
Eric Noreen, a lipid researcher at the University of Western Ontario,
believes that the best of the fat burning bunch are the highly
unsaturated omega 3s called EPA and DHA. According to Eric, these omega
3 fatty acids can potentially help burn blubber through 3 different
mechanisms.
1. Allowing
the body to burn fat in situations where fat oxidation (or fat
burning) is normally turned off. Normally, when you eat carbohydrates,
fat burning is slowed or turned off. Also, during high intensity
exercise, the body prefers burning carbohydrate to fat. Therefore in
both scenarios, fat burning is dramatically reduced. However, cells
that receive a high daily dose of omega 3s actually burn more fat in
both situations. The net result — more fat burned each and every day
whether you're exercising or not.
2.
Increasing your sensitivity to the hormone Insulin. Insulin is both a
storage hormone and an anti-breakdown hormone. When insulin goes up, a
consequence of eating, ingested nutrients are stored in muscle cells
and in fat cells. Likewise, nutrients already in these cells
(especially the fat in our love handles) are retained as a result of
this insulin boost. Since omega 3 fatty acids can make your body more
sensitive to insulin, meaning that less insulin will be released each
time you eat, a diet high in omega 3s helps prevent large insulin
increases with eating. If insulin is properly managed, more stored fat
is released each day. And guess what happens to that fat. You got it...
it's incinerated.
3.
Increasing the heat of your cellular furnaces. In your cells, there
are two metabolic organelles responsible for burning fuel to make
energy. The most well known is the mitochondrion while the lesser known
one is the peroxisome. Omega 3 fatty acids have been shown to increase
the size of both metabolic fires, leading to an increase in the amount
of energy burned in each organelle. What this means is that a diet
high in omega 3s can make you a fat burning machine.
In a series of investigations conducted by Eric and his colleagues at
the University of Western Ontario, Eric showed that a diet supplemented
with omega 3-rich fish oil promotes losses of body fat with
simultaneous gains in lean mass. That's right, more muscle and less
fat, baby.
In addition to omega 3 fatty acids, several other fats have been shown
to reduce body fat. The polyunsaturated fat CLA (conjugated linoleic
acid — a conjugated omega 6 fat) has shown promise, as have foods high
in monounsaturated fats — like olive oil. MCTs (medium chain
triglycerides) are also noteworthy. These unique fats have a shorter
chain length than many of the other fats discussed in this article. As a
result of their unique structure, they are more readily burned than
the other types of fat, meaning more energy with less fat storage.
Of course, if you overeat on any macronutrient, you're going to store
body fat not lose it. So pay careful attention to your total energy
intake and, as Walter Willett suggests, try to get somewhere between
25% and 35% of your daily energy from fat.
source: http://hallfitness.blogspot.com/2012/08/sometimes-you-gotta-eat-fat-to-lose-fat.html
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