60 minutes on AirDyne @ 115-120 bpm HR. Not that exciting, but it gave me a mental workout more than physical one. That machine has no in between. It's ALL pain or MORE pain.
60 minutes on AirDyne @ 115-120 bpm HR. Not that exciting, but it gave me a mental workout more than physical one. That machine has no in between. It's ALL pain or MORE pain.
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