心病学

例句：

1. 1. The doctor advised him to take care of his heart health.
   医生建议他注意心脏健康。
2. 2. Heart disease is a major cause of death worldwide.
   心脏病是全球死亡的主要原因。
3. 3. She was diagnosed with heart failure and needed immediate treatment.
   她被诊断出患有心力衰竭，需要立即治疗。