What is the possible reason that some foods promote the brain performance?

Why certain food choices might help the brain function better remains unclear. Perhaps these regimens’ known cardiovascular benefits, which promote a good flow of blood and oxygen to the brain, are key. But other factors may be at work. Of course, questions about when these dietary changes need to happen or how diet stacks up against other factors, such as physical activity, sleep patterns and genetics also remain unanswered.

Sports gambling is illegal nearly everywhere except Nevada. But a 2006 federal act barring unlawful online gambling exempts fantasy sports, designating it a game of skill. On Oct. 15, however, Nevada officials ruled that daily fantasy was indeed a form of wagering and prevented sites from operating there without gaming licenses. Members of Congress have also called for hearings on the legality of daily fantasy.