Home Exercise & Fitness News Zone 2 cardio is the secret fitness weapon hiding in plain sight... Exercise & Fitness News Zone 2 cardio is the secret fitness weapon hiding in plain sight – British GQ By Exercise Tips - May 7, 2023 191 0 Facebook Twitter Pinterest WhatsApp Zone 2 cardio is the secret fitness weapon hiding in plain sight British GQ Brought to you by Google News. Read the rest of the article here. Facebook Twitter Pinterest