What type of cardio is best? Exercise that makes use of large muscle groups, such as running, cycling or swimming, is effective. It takes about six weeks for your body to adapt to a routine, so after that, change the frequency, time or intensity of exercise.
哪种类型的有氧运动最好？使用大块肌肉群的锻炼（例如跑步，骑自行车或游泳）是有效的。您的身体需要大约六周的时间才能适应常规习惯，因此在此之后，请更改运动的频率，时间或强度。
