Top The research is clear. Academic training in kindergarten has no long-term benefit. In fact, it may cause long-term harm. It does not reduce the education gap between the rich and the poor, which is the usual reason offered for such training. Summary: Shorter sleep duration can increase the risk of children developing depression, anxiety, and cognitive problems. Children who routinely suffered sleep disruptions or shorter sleep durations had reduced brain volume in the orbitofrontal cortex, prefrontal cortex, precuneus, supramarginal gyrus, and temporal