1 It can cause severe brain damage to a baby during birth. 2  Early detachment of the placenta, a ruptured uterus during birth or the umbilical cord getting pinched in a way that restricts blood flow can cause oxygen deprivation.
Because the time between two full Moons doesn't quite equal a whole month, approximately every three years there are two full Moons in one calendar month. The next time two full Moons occur in the same month (as seen from the United States) will be July 2015. The most recent blue Moon occurred in August 2012.
Editor's note: The next lunar eclipse will be a total lunar eclipse on Sept. 27. It will occur while the moon is at perigee, making it a rare Supermoon Blood Moon lunar eclipse. Such an event won't happen again until 2033. The moon shows its full face to Earth once a month. Well, sort of. In fact, when things are perfectly aligned and the moon would be 100 percent full, there is a lunar eclipse, so in reality the moon is never perfectly full. And sometimes â once in a blue moon â it is full twice in a month.