如何评价张雪峰曾被提醒心脏有问题，他却用自己跑了两个八公里来反驳？长跑对心脏有益吗？

heart

classifier: couple; pair

to assess

to have; there is

(coll.) what?

(literary) to suffer (a misfortune)

(of an animal) to paw (the ground)

one's own

problem

what

(used after 得[de2] to indicate possibility, as in 談得來|谈得来[tan2 de5 lai2], or after 不[bu4] to indicate impossibility, as in 吃不來|吃不来[chi1 bu5 lai2])

beneficial

surname Wan

to call attention to

(fig.) zeal

ever (in the past)