Fish are amazing, beautiful creatures. I’ve snorkeled
in crystal-clear waters full of vibrant, exotic fish. What a treat it is to see
the many varieties that swim free in the ocean—all basically the same, yet all
so very different, in so many shapes, sizes, and colors. Fish are wonderful
entertainment, but they also can benefit us in other ways.
Certain dark flesh fish contain high concentrations of
Omega 3 fatty acids, which are fats that are very beneficial to the human body.
First it was found that Omega 3 fatty acids were good for the heart and
cardiovascular health. Now it is thought that Omega 3 fatty acids are helpful
not only in maintaining the health of the heart, but also in brain development
and overall long-term health. They have been found to help lower cholesterol
levels, elevate moods, and act as anti-inflammatory agents.
All of that, right there, should be enough to send you
running down to the fish market. But before you do, you should know that when
it comes to Omega 3 fatty acids, not all fish are created equal. The highest
concentrations are found in dark flesh cold-water fish caught in the wild
rather than raised on a farm. The wild fish eat more algae, which is where they
get the Omega 3 fatty acids. The fish stores fat just as you and I do; when we
eat the fish, we benefit from their stored fats.
Because some fish flesh contains high levels of
heavy metals, I strongly recommend that you buy fish from a health-food store, Ask where it was caught, and if it has been tested for contaminants. And
remember: fresh fish does not smell “fishy.”
The scales should be shiny, the flesh firm.
Look your fish in the eye; if it’s fresh, the eye will be clear, not cloudy.
Most stores sell frozen, serving-size fish, make sure it's "wild caught". This may be a good choice; fish are
normally frozen right after they’re caught, and frozen fish is easy to store
until you’re ready to eat it.
Fish
with white flesh are good sources of protein, but they don’t have high
concentrations of Omega 3 fatty acids, except in their livers. Unless you’re
going to eat that, go for such dark-fleshed fishes as salmon and mackerel. Two
or three servings a week are a great start.
There are many ways to serve fish: you can steam,
poach, broil, grill, or bake them. You can fry them, though that may not be the
healthiest option. You can go ethnic and make curried fish (Thai), fish stew
(French), fish in green sauce (Mexican), or fish sauce piquante (Cajun). Or
pick up a Mediterranean cookbook—the region boasts unlimited choices for
serving fish.
It
may be difficult or unacceptable to you to eat as much fish as you need to
fulfill your body’s need for Omega 3 fatty acids. There are other choices.
Check the refrigerated supplements section of your health-food store for
flax-seed oil, a good vegetarian source of Omega 3 fatty acids. For a
non-vegetarian source you can take a fish-oil supplement. As with all
supplements, quality varies. Buy the best you can afford. Currently, 1000
milligrams is thought to be an adequate adult daily intake of Omega 3 fatty
acids.
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