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answer these following questions from text book Haywood KM & Getchell N (2014) Lifespan. half a page answer for each question
1. How does flexibility change with growth and with aging? pg 344
2.at what points in the life span can inviduals improve aerobic endurance with training, do those who build higher endurance in youth realize a lifelong benefit, what types of studies best answer this question? pg 324