Training from expert is necessary for you to do white water rafting as it is not one of the self-teaching sports. To ensure the safety, people learning the white water rafting techniques will go out with a guide. You will fully enjoy your rafting knowing that you are safe and well taken care of.
Tip number one is very basic but essential. If you are not a good swimmer you had better start swimming lessons. Going white water rafting without knowing how to swim is like trying to drive a car without driver's education, it just won't work out well. You never know when you will fall out of the raft and be forced into the rapids. Its imperative for your safety that you can swim out of harms way.
The second tip is for you to do all the research you can on white water rafting so that you will be very familiar with it. There are many good books you can read and there is tons of information on the Internet. It would be wise to take classes from certified instructors on white water rafting; after all you can't be too prepared.
After you have gorged yourself with rafting knowledge tip three is that you start training yourself physically for the trip. Weight training is an excellent way for you to build both your upper and lower body for the rigorous demands of white water rafting. Getting on a training regiment will help you build endurance and strength for whatever obstacles lies ahead.
Out of all of the tips mentioned above don't take this last one for granted. It's imperative that you have the right equipment for the river so that you don't come back from the rafting trip brain dead. With cold water and bulging rocks as your opposition there is a good chance that you will be confronted by one of these. Its vital to your life that you have a coast guard approved white water life jacket, helmet, cold-water protective clothing, footwear, throw rope, whistle and knife. With these tools at your side you can have a fantastic trip and come home alive.