行前计划 如果你的身体健康状况是不稳定的,例如心绞痛的症状在这段时间内一直未能减轻,或时常心慌、气短,或者浮肿较严重,或又伴有其他新的并发症,那么你就要慎重地衡量一下旅行的风险了。一个病情不稳定或者还略有进展的心脏病患者,应该仔细认真考虑好,你是否真的可以适宜旅行,尤其是远途的国际旅行以及目的地是位于海拔较高地区的旅行。 Pre-departure planning If your physical condition is not stable, such as symptoms of angina that have not been relieved during this period of time, or are often flustered, short of breath, or have severe edema or other new complication, then You have to carefully measure the risk of travel. A person with a heart condition who is unstable or slightly advanced should think carefully about whether you really can travel, especially long-haul international trips and destinations that are located in higher altitudes.