<s>[INST] Hello: I am 37 years old of pregnant on 2009 I gave birth to a premature boy baby on my 6 month he stayed for 20 days in the incubator intensive care but passed away .i suffered ....on 2012 I got pregnant again knowing that my last delivery was ceaserean and again on my first week of the the 7 month I delivered a premature girl baby who stayed 20 days in nice but sadly passed away ,no one can diagnose the reasons behind ,everything was normal my BP , blood glucose level ...I am depressed ,sad and it was ceaserean again.I need your help and advice I decided not to repeat to be pregnant again because it is heart breaking severely although I get pregnant so easily and continue till my 6 or 7 month in pregnancy.what I have to do Thanks to ur support Goiania [/INST] hi, preterm labor can occur because of many causes, the possible risks factors are elderly age group, either under or over nutrition, stressful life, strenuous activity etc, repeated preterm labor can be seen in case of structural abnormalities like incompetent cervix or uterine anomalies, chromosomal abnormalities, maternal infections can also lead to preterm labor, for more details and for preventive measures you can read my article:  take care. </s>