Hyperextension or back extension is an exercise that works the lower back as well as the mid and upper back, specifically the erector spinae. #1Tim4:8 #2Tim2:5 #2Tim4:7&8 #healthylifestyle #lifestylechange #fitness #exercise #workout #weightloss #healthy #trainer #fitspo #fitfam #trainer #gym #gymrat #gymlife #diet #focus #desire #motivation #excellence #dedication #determination #erectorspinae #hyperextention #lowerback













