Thailand is going forward to become a developed country in the near future.  Obesity has been a problem among Thais especially in children. During the last 2 decades people have changed their lifestyle from traditional  preparation of their own meals and tend  to become modernized by buying foods for their families.  Children spend most of their time watching television and playing computer games, including spending their time in traffic congestion.  The World Health Organization has documented in the world health report 2004 that over 155 million children around the world are overweight or obese.  The prevalence is increasing in both developed ...