Physical activity helps improve academic achievement. Teachers have long suspected it. Physical activity can have an impact on cognitive skills and attitudes and academic behavior, all of which are important components of improved academic performance.
Exercise affects the brain on multiple fronts. It increases heart rate, which pumps more oxygen to the brain. Exercise stimulates the brain plasticity by stimulating growth of new connections between cells in a wide array of important cortical areas of the brain.
you gotta confront them about their smoking problem and then tell them that if they want to be anywhere near you don't want them, they have to quit the smoking
