5.25 miles along the Embarcadero, from Jefferson and Powell to SBC Park and back, in 56:52. I kept my heartrate under 170 most of the way, although I caught myself creeping up as high as 175 a couple of times, but I eased back as soon as I saw it.
170 is still outside my range… that’s about 91% of what my maxHR is supposed to be. I should be staying closer to the 70… Read the rest