Home Exercise & Fitness News Celebrity fitness trainer Gunnar Peterson on splitting upper and lower body workout... Exercise & Fitness News Celebrity fitness trainer Gunnar Peterson on splitting upper and lower body workout routines – Fox News By Exercise Tips - January 31, 2024 130 0 Facebook Twitter Pinterest WhatsApp Celebrity fitness trainer Gunnar Peterson on splitting upper and lower body workout routines Fox News Brought to you by Google News. Read the rest of the article here. Facebook Twitter Pinterest