My uncle has a bad heart.

你叔叔心脏病发作呀？

youdao

He is just getting over a bad heart attack.

他曾心脏病大发，正在康复。

youdao

However, the doctors warned that people who have stomach bleeding or other bad reactions from aspirin should not take it after heart surgery.

然而，医生警告说，有胃出血或其他阿司匹林不良反应的人不应该在心脏手术后服用阿司匹林。

youdao

So if you have a bad heart, then a scientist can take like, cells from your leg,

所以，如果你心脏不好，科学家就可以从你的腿上提取干细胞，

关于干细胞的研究 - SpeakingMax英语口语达人

It interferes with the nitrates I take for my bad heart.

NEWYORKER: The Valetudinarian

One might expect that at the ripe old age of 100 the company would be creaking along with brittle bones, weak knees, a bad heart, and finding it hard to get up in the morning.

FORBES: Happy 100th Birthday IBM!

Therefore, as the thinking goes, there should be at least some signs that Arcoxia is bad for the heart.

FORBES: Vioxx, The Sequel