Seafood needs to be handled, stored, and prepared properly, Some cultures have an especially high consumption of fish and seafood,and show much less signs of degenerative diseases. Fatty acids in fish products seem to protect against blood clots in vessels and in the heart itself. Salmon appears to be very healthy in preventing cardiac arrest. Different parts of the world eat different varieties of fish. The poorest two-thirds of the world's population traditionally were fishermen, and they fed their families and supported their communities in the past.
Fish is now a fast-food item, a convenience food with improvements in food technology.
Fish is more widely distributed with better quality making seafood more appealing than ever before. Aquaculture is exploring fish genetics to produce bigger and better fish in controlled environments of fish farms. There are potential benefits and also risks. The global dilemma is that the supply of fish was plentiful, but this is no longer the case. Modernization of equipment and fishing techniques has caused over capitalization in commercial fishing.