美国科研人员认为,由于女性的生理特征有其特殊性。故女性若能抓住防病健身的最佳时期,常可得事半功倍的明显奇效。　女性改善体质最佳时间有期。身体状况欠佳的女性,只要能抓住几个关键阶段行科学调养,体质将大大改善。月经初潮期　　　此阶段在雌激素的启动下,女性的第二性征 American researchers believe that due to the special characteristics of women’s physiological characteristics. Therefore, if women can seize the best period for preventing and curing diseases, they can often obtain obvious miracles with less effort. Women improve physical fitness the best time. Poor health status of women, as long as they can seize a few key stages of scientific nursed back to health will be greatly improved. Menarche This phase of estrogen in the start, the second sexual characteristics of women