“Double reduction” policy for the development and reform of school physical education has created a huge space, but also to the school physical education teaching has brought new challenges. In order to further promote the development of youth sports activities under the background of “double reduction” policy, this paper takes the physical education of primary and secondary schools as the object, analyzes the current school physical education difficulties, and puts forward the following suggestions: optimize the physical education curriculum, improve the content of physical education scientific and systematic; Increase the teaching power and the supply of sports resources, tamp the foundation of high quality development of sports teaching; Improve the level of physical education teachers, closely around the “moral cultivation” teaching; Deepen the reform of physical education examination and make good use of examination baton; Develop sports associations and sports clubs to enrich the forms and contents of physical education in schools.