Shark fish is one of the best and tasty fishes which has a large amount of omega 3 fatty acids which has cut down the heart attack risk and stroke. Omega 3s helps to prevent cancers, cognitive decline and elevate mood. Protects you from eye problems. People who have coronary heart problem are required to take a gram of fatty acids and take frequent supplement and henceforth Shark fishes are the good one to consume in your diet.