The idea of a mechanised suit that gives a human being super strength is not new. Numerous examples of an exoskeleton suit can be found in movies such as Aliens, Iron Man and, more recently, Avatar and District 9. Most people will appreciate how fanciful such concepts are, particularly with modern advances in CGI technology.
A practical exoskeleton suit
In a good example of life imitating art, the folks at Raytheon have made some pretty impressive steps in making the concept of an exoskeleton suit a reality. The video below shows a working example of the XOS 2, a tethered exoskeleton suit which gives its human operator super strength.