Quote Originally Posted by Prester John
Congratulations on your KB purchase.
Always warm up for 10-20 minutes before hand. The older you are, the longer you should warm up.

It's worth it in terms of performance and staying injury free.
I've been doing a brief stretch like I used to before practising Aikido, maybe 3 to 5 minutes: is that what you mean, or do you prefer to use lighter weights on some of the exercises to warm up?

Bryan...still sweaty from tonight's half workout...