Flying is safe during pregnancy. Most airlines allow pregnant women to fly up to 36 weeks. Metal detectors used in airport security checks are not harmful to the fetus.

• 怀孕期间航空旅行是安全的。大多数航空公司允许怀孕36周以下的孕妇做飞机，机场安检用的金属探测器对胎儿是无害的。