What is sushi? - Not just raw fish -
Is sushi equal to raw fish? No. Raw fish is called sashimi in Japan and is not the same as sushi. Sushi indicates foods that use rice seasoned with sweet rice-wine vinegar. Of course, raw fish is the most popular ingredient in sushi, but the main element of sushi is Japanese sticky rice. There are many kinds of sushi, which don't include raw fish. Cooked fish, shellfish, and various other ingredients can be combined in sushi.

History -Came from China-
The origin of sushi is not Japan. It is said that sushi was introduced into Japan in the 7th century from China. People began making sushi to preserve fish by fermentation when there were no refrigerators. Since salt and rice were needed in order to ferment fish, sushi became to be closely related to rice in Japan. Then, it developed into current sushi which combine fish and rice.

Sushi Nutrition -Low in Fat-
Sushi is low in fat and is a very nutritious food. A typical setting of 7 to 9 pieces contains about 300-450 calories. The fish in sushi provides protein and can be a good source of omega-3 fatty acids. Vegetables are a great source of vitamines. Seaweed is rich in iodine. And rice provides complex carbohydrates.

Some benefits from eating Sushi and other fish:
1. Heart Disease
Eating fish regulary could prevent heart attacks and cardiac arrest. Eskimos had a much lower incidence of heart diseases compared to Americans.
2. Cancer
Japanese women have only a third as much breast cancer as American women. Heavy use of foods such as fish and soy may be responsible.
3. Brain/Nerve System
Fish contains so-called omega-3 fatty acids. These acids are known to be effective on brain/nerve system development in particular for children. It is associated with good memory and development of healthy brain cells.