[youtube=http://www.youtube.com/watch?v=OFVEoF1tYNw&w=560&h=315]
Plyometrics are great for most anyone, especially athletes. Because of this, they might not necessarily be for all beginners. Plyometrics are essentially jumping exercises which can place a lot of stress on the body. Some people might not be ready for this. If you are injured, check with a doctor first. This a great reference for beginners to the advanced, showing the broad range of plymotrics as shown by coach Mike Boyle.
http://www.strengthcoach.com/public/1301.cfm
[youtube http://www.youtube.com/watch?v=58-k8TcphrY&w=560&h=315]
[youtube http://www.youtube.com/watch?v=WCPV7s-E32M&w=560&h=315]