These advanced shoulder rolls will strengthen the muscles around your shoulders and shoulder blades even more! And it can be useful for strengthening up a weaker side. New edition of Overcoming Gravity 2: amzn.to/2h6rlAB If you have not seen part 1, please do so here: www.youtube.com/watch?v=H01oGIS1C_g Follow me: • Facebook: facebook.com/antranik.org • Instagram: instagram.com/antranikdotorg • Mailing List: eepurl.com/ug8Sn