By analyzing the sudden death of a fan of Hyman, ZHU Gang and Cooper as well as 3 cases of sudden death in Beijing International Marathon, the author concluded that these tragedies could be avoided.

• 对海曼、朱刚、库珀的一位崇拜者等人的猝死以及北京国际马拉松赛3例猝死的分析表明，这些不幸都是可以避免的。