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Whether you are just starting a fitness program or are an experienced athlete, you can greatly benefit from paying attention to your heart rate during exercise. Heart rate serves as a window into the body, giving you minute-to-minute feedback on your physical condition based on all the factors affecting it exercise intensity, diet, temperature, humidity, altitude, fatigue, and more
Recenzie a kritiky
Rok vydania:
2006ISBN:
9781569755624Rozmer:
190×235 mmPočet strán:
176Väzba:
brožovanáJazyk: angličtina
