Why NFL players can jump so high?

The NFL post-season is about to kick-off. Let's focus on their training.
Here are the results of the 2010 NFL combine in vertical jump:

Why recovery is important for vertical jump training

You can do the best weight training or vertical jump program, but without enough recovery, you won't be able to realize your potential results. For example, if you train hard and consistently, but you go out for parties every night, you probably won't notice any results. Probably, your performance will decrease.

The best vertical jump articles for beginners

I you are new to vertical jump training, you can get confused with the quantity of information on the subject.

Diesel Crew

A great site with a ton of great training stuff. There are articles in sport performance, strenght development, rehab, mobility, nutrition and other stuff. They're experimenting with conventional and non-conventional training methods. In the posts there are video demonstrations of the given article.

Deadlift

Squat and deadlift goes hand-in-hand. Both are a compound, multi-joint movement exercise. Some trainers argue, that squat is the best, and other trainers argue, that deadlift is the best exercise for strenght development and vertical jump. The technique of the deadlift is simpler than the technique of the sqaut, so it's easier to learn. This is the exercise where one can lift the biggest amount of free weight.

StrongLifts

Their philosophy is simple: train smart, eat right, be consistent. Most of the time they use multi-muscle, multi-joint compound movements with free weights.

Evolutionary Athletics

Evolutionary Athletics is a great site with good articles about sport performance training and a detailed video exercise-directory.

Higher Faster Sports

Kelly Baggett is the author of the famous Vertical Jump Develompent Bible.
He increased his vertical jump by 19 inches. He's been working as a sport performance trainer for more than 10 years.
On his site, you can find almost everything about sport performance and strenght training. And there are several good articles about bodybuilding as well.