In the wellness circle, fish is regarded for some time as one of the finest foods that people can eat. Of all the fish in the sea, fish that live in cold water and havea high fat content make the best food for people's brains, because they are loaded in omega 3 fatty acids. Fish oil has become reviewed as the best food that individuals can eat for boosting their mental wellbeing, but as the waters get more polluted, so do the fish. Furthermore, regular physical fitness improves people's emotions, health, well being and improves the flow of blood to the brain.