This extract is from The Runner's World Complete Book of Running by RW USA Editor Amby Burfoot. You can now preview it, free, for two weeks without risk or obligation. All running programmes for beginners are the same: they move you from walking
.If you don’t have a heart-rate monitor and want to check your heart rate on the run, take your pulse at the end of an interval, for 10 seconds, and multiply by six.Cross-training If you’re looking to substitute some cycling or other aerobic exercise