According to a study by the Cincinnati Children's Hospital Medical Center, 25 percent of early births - that is, world pretrial debts prior to pregnancy week 37 - are due to a root cause.
These reasons include: a short periods of time between pregnancies, that mother is not the right weight before and during pregnancy inadequate weight gain.The research leader Emily DeFranco and colleagues have reviewed their 400,000 live birth data, which took place in Ohio between 2006 and 2011, and there was no twin parent among the parents examined. The data showed that more than 90 percent of women had some potential risk factor for premature birth, less than half of the subjects had a normal pregnancy, and only 32 per cent. In addition to the three reasons listed above, a overexertion during pregnancy According to experts, it is very important to pay attention to the proper nutrition of the mother during pregnancy, as this would significantly reduce both the number of premature infants and infants. In the United States, the rate of premature birth is 12 percent, which is higher than the worldwide average of 11.1 percent.