We all crave for happiness and work towards making our lives happy, easy and content. However, new research have shown the fact that a little stress is actually good for the human brain. Yes, researchers have found out that acute stress that is short living can actually boost up the cognitive function. It can also boost the performance of a human being as it pushes a person out of their comfortable spot. It is widely known that it is the hard times that makes the person stronger and wiser. But it has to be remembered that long term or chronic stress can cause serious damage to a person.