WEBVTT 00:00.000 --> 00:02.400 Several investigators report exposure to loud noise 00:02.433 --> 00:04.800 may adversely affect fetal health. 00:08.633 --> 00:10.167 Immediate consequences 00:10.200 --> 00:13.667 include prolonged increased heart rate, 00:13.700 --> 00:20.267 excessive fetal swallowing, and abrupt behavioral changes. 00:20.300 --> 00:23.533 Possible long-term consequences include hearing loss.