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词数:682阅读难度:★★★★☆建议阅读时间:8分钟With many of us contemplating marathons or other prolonged endurance events in 2016,we,our spouses and other family members most likely have wondered whether such strenuous training could be harmful to our hearts.Could any of us,in making ambitious resolutions,exercise too much?A newly published scientific review offers both reassurance and some caution.It found
Words: 682 Reading difficulty: ★★★★ ☆ Suggested reading time: 8 minutes With many of us contemplating marathons or other prolonged endurance events in 2016, we, our spouses and other family members most likely have wondered whether such strenuous training could be harmful to our hearts.Could any of us, in making ambitious resolutions, exercise too much ?, a newly developed treatment offers both reassurance and some caution.It found