Abstract
요약
Ⅰ. Inrtoduction
1. The need for research.
Ⅱ. Historical background of lifesports activation.
1. Activation of life sports.
2. Support for life sports organizations.
3. Living sports competitions.
4. Process of the Change of Living Policy.
Ⅲ. Life sports and safety.
Ⅳ. Conclusion
References