You can't be a plumber with a leaky tap, but what is the equivalent standard that strength and conditioning coaches should hold themselves too?

You might find these articles

http://www.coreadvantage.com.au/blog?category=Fitness

and these videos

https://www.youtube.com/watch?v=2byssHKp-DA&list=PLLGwYUBXVGQViz9FNM1chMKpC1xPAk6LM

handy for improving fitness in the most efficient way.

These videos will also help improve your sprinting skill https://www.youtube.com/watch?v=vldfypMgcyY&list=PLLGwYUBXVGQWj1XlIIw__u-Q-jq2m_FLj

And this link will take you to our strength video playlist https://www.youtube.com/watch?v=d_fIZgeSsE8&list=PLLGwYUBXVGQUz72MYK-etzmyoLZ3-JpTC