Premature births News
The researchers asked both the parents and the children how many friends the children had, and how often they saw their friends.
An increased level of stress might also impact the parenting of the child and alter the level of attachment between the babies and their parents.
The findings showed that heat events occurring earlier in the warm season cause an increase in adverse outcomes relative to comparable events occurring later.
The registry-based study, published in The Journal of the American College of Cardiology (JACC), involved 2.6 million individuals born between 1987 and 2012.
The plastic 'womb' consists of a mixture of warm water and added salts, similar to amniotic fluid, to support and protect the foetus.
There are many risk factors for preterm birth – from the mother's age, to illness, to poverty and other social factors and recent research has suggested that exposure to air pollution could also be a risk factor.
During the last few weeks of pregnancy, the mother's body transfers calcium to the growing foetus to boost its bone development.
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