Gym members at the National Fitness Center in Maryville TN can enter to win a free trip to Hawaii - simply with a check-in on Facebook! Regular exercise is essential to health and wellness, and now there is another good reason to love working out at this Maryville gym.(PRWeb March 04, 2016)Read the full story at http://www.prweb.com/releases/2016/03/prweb13249481.htm