“Do some warming up” is what I hear quite often being said to athletes. If I do not know why I do it and what exactly needs to be achieved by what I do, I will not be doing efficiently what ever I am about to start.
The video is a very quick introduction to what we do before every training session, be it weight training, rowing, senso motorical training or anything else. Every excercise should be done at least 30” (seconds) per side. The joints needs about 15′ (minutes) to prepare themselves for heavy impact, what every type of serious training is.