http://www.quora.com/Ginji-Yeo/Posts/International-Springhill-Group-Reviews-How-can-Not-Sleeping-Affect-your-Health
One night without sleep can make you feeling tired the whole day and yawning will probably annoy you and the people around. How about two nights of no sleeping or three? It will surely make you cranky and restless. But just a week of not enough sleep can radically change the activity of human genes. – Springhill group
According to a new study published by the Proceedings of the National Acad