JOY FEELINGS MAGAZINE 94 pages | Page 6

6   receive either too many or not enough chromosomes at conception, this causes abnormal development of the fetus. Miscarriages that occur during the first trimester are mainly related to chromosomal abnormalities in the baby. Womb structure abnormalities abnormally shaped wombs and the development of fibroids in the womb can put a developing fetus at severe risk. Polycystic ovary syndrome - this Joy feelings magazine   occurs when the ovaries are too big, causing hormonal imbalances in the womb. Weakened cervix the cervix is the neck of the womb. When the muscles of the cervix are too weak they can open up too early during pregnancy resulting in miscarriage. Lifestyle factors habits such as smoking, drinking alcohol, or using illegal drugs can lead to miscarriage.