On many occasions those people who love this sport, either because they have practiced it or just to see it. They can be encouraged to have a pair of classes, which are never too much to know much better handling.
The best way to learn is to realize that you will enter a world of sea voyages, and to be able to handle it correctly you must be very pleasant.
The essential requirement is to know how to swim, and have done, even a few days before, some arm and waist exercises, so that the practice movements do not end up being very sharp.
The full Kayak course is 5 days. Where it is taught a theoretical class with pictures and videos, the movement and development in the kayak just by the shore, start with a little tour and the last two days is where the movement of the rapids is practiced on the track.
It is not necessary to take the 5-day course, although it is recommended, that package is around 75 euros per person.