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Old people are one part of numerous groups in national life, and are also extremely important one group of
people; by far old people problem has already been listed as priority in national security assurance work. And as one indicator
that reflects old people life quality, happiness index tends to become the key whether a country is qualified in old
people security aspect or not. The paper utilizes comprehensive analysis and comparative analysis method, targeted at
Chinese old people physical exercises basic information and old people physical health status, it makes research, and
points out that Chinese old people physical exercises age group in 55~75years old are in the majority, averagely daily exercise
time basically are above 3 hours, their common diseases concurrency rate is lower with respect to before exercising.
In addition, apply mathematics grey correlation degree method and goal programming method, establish sports activitiesbased
old people happiness index optimization model, make quantitative analysis of square dance, Taijiquan, martial arts,
badminton, sports dance are several kinds of sports activities of higher old people satisfaction index, from which Taijiquan,
square dance, martial arts have largest impacts on old people happiness index.