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Coming soon



A Basic Guide to Heart Rate Monitors by Les Knight and Jack Groppel
Precision Heart Rate Training by Edmund R. Burke, PhD and Dave Scott


Precision Walking by Mark Fenton and Dave McGovern
Precision Mountain Biking by Edmund R. Burke, PhD


Pedometer Walking by Robert Sweetgall
Precision Cycling by Edmund R. Burke
Walk Yourself Thin by David A. Rivers


Coming soon



Polar Outdoor Sports by Ray Browning