真是最好把info都送到你嘴邊,一點功課都不願意做啊

Mean telomere length and standard error bars by physical activity level in leisure time. See the “Methods” section for an explanation of the activity levels. BMI indicates body mass index; kb; kilobases; and SES, socioeconomic status.

每周:inactive,16 分鍾;light,36 分鍾;moderate,102 分鍾;heavy,199 分鍾。

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