Check out my Back & Core session on FitStar! I finished a 16 minute @FitStar Session and burned 169 calories with 105 seconds Jumping Jacks http://fit.ly/1SCcbf8 Share this: Share on Telegram (Opens in new window) Telegram Share on Reddit (Opens in new window) Reddit Tweet Email a link to a friend (Opens in new window) Email Share on Mastodon (Opens in new window) Mastodon Like Loading...