Spine Crunches tweets
Dreamsdocometrue!
Floor crunches not good for the spine and with little results, well only bicycle crunches i ll be doing...yo
Nurul Adawiyah
I can't do reverse crunches because the bottom part of my spine will hurt**
jessica mcgeary
Yah so bad back.. Muscles are out of place and spine. What did I do at practice sit ups squats run push-ups crunches.. Hmm #notagoodidea
dave plettl
My spine crunches like a bag of potato chips every time I watch gymnasts do back bridges...
Monica
@B_Ray24 my chirp said sit ups aren't good for you. Crunches work you abs and sit-ups just damage your spine
Jessie Lovell
Best back clicks ever - when every bone in your spine crunches, AAHHH #Jizzworthy
