4: The myth of the useless HR monitor
b'You thought you could ditch that heart rate strap since you bought a power meter? Think again. In episode 4, coach Trevor Connor and editor Caley Fretz are joined by one of the world\\u2019s leading cycling physiologists, Inigo San Milan, to bust the myth that power is all that matters.\\nLearn more about your ad choices. Visit megaphone.fm/adchoices'