"When that pregnancy ended, it shattered something in ... Leonardo and Legend were born healthy at 35 weeks gestation. The average duration of gestation for triplets is 32.5 weeks, according ...

The decline appears connected to guidance about the number of embryos transferred through assisted reproductive technologies ...

with around 75 out of 100 triplet pregnancies born before 35 weeks. On average, twins are born at 37 weeks and triplets at 33 weeks, but there is wide variation in this. According to NICE most women ...