![BBC News - Bad sleep 'dramatically' alters body](http://1.bp.blogspot.com/-htG7vy9vIAA/Tp0KrMUdoWI/AAAAAAAABAU/e7XkFtErqsU/s1600/grey.gif)
A run of poor sleep can have a potentially profound effect on the internal workings of the human body, say UK researchers. The activity of h...
A run of poor sleep can have a potentially profound effect on the internal workings of the human body, say UK researchers. The activity of h...