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Causes of Miscarriage, Stillbirth, and Pregnancy Loss

After having a miscarriage or stillbirth, most couples want to know what happened and why. The most common cause of pregnancy loss is random chromosomal errors, but in cases of recurrent miscarriages, sometimes doctors find medical problems in the mother or other treatable causes.
  1. One Miscarriage (51)
  2. Two or More Miscarriages (31)

What Causes Miscarriage?
A miscarriage is often difficult to explain. We do know it is rarely caused by anything the mother or father did.

Chromosomal Abnormalities: An Overview
It is widely accepted to chromosomal abnormalities are the most common cause of miscarriage, especially in the first trimester. Learn more about the role of chromosomes in miscarriage, including the abnormalities more commonly associated with pregnancy loss.

Can Constipation or Diarrhea Cause Miscarriage?
The cramping and abdominal pain associated with diarrhea and constipation can feel like your pregnancy is in danger. Learn the facts about changes in your bowel habits while you're pregnant.

Heterotopic Pregnancy
A heterotopic pregnancy is a situation in which there is an ectopic pregnancy at the same time as a potentially viable pregnancy is implanted in the uterus. Heterotopic pregnancies are most common when couples conceive following infertility treatment.

Could My Miscarriage Have Been Caused by Iodine Deficiency in…
Iodine deficiency in pregnancy is sometimes reported to have an association with risk of miscarriage. Is this something you should worry about?

Reasons for Therapeutic Termination
There are certain fetal conditions which may be incompatible with life. In those cases, a woman may be offered a therapeutic termination of her pregnancy. Here, you'll find a list of fetal problems and a few rare pregnancy complications which may be reasons for a therapeutic termination.

Concerns over Swine Flu (H1N1) Vaccine and Pregnancy
Public health agencies are strongly advising pregnant women to get the H1N1 swine flu vaccine, and you're not alone if you are concerned about exposure to any kind of drug or vaccine during pregnancy. Here's what you need to know about H1N1 swine flu vaccines and risk of miscarriage.

Causes of Miscarriage, Pregnancy Loss, and Stillbirth - An Overview
Miscarriage causes are not well understood by the medical community, but if you have had a recent loss, you are probably curious what may have caused it. Read a short overview of the most common known and suspected factors that contribute to miscarriage and pregnancy loss.

Did My Miscarriage Happen Because I'm Rh Negative?
Rh negative women who suffer miscarriages often wonder whether their Rh status might have been responsible. Although Rh sensitization can cause problems later in pregnancy and can increase risk of stillbirth, Rh sensitization does not typically cause first-trimester miscarriages.

Can a Retroverted Uterus Increase Risk of Miscarriage?
About 20% of women have a retroverted uterus and it is almost never a factor in causing a miscarriage, although one rare condition can occur later in pregnancy if a tilted uterus does not correct on its own.

Chemical Pregnancy Facts

"Chemical pregnancy" is a term often used for miscarriages that happen so early that you barely have time to process that you are pregnant before you find out that you are having a miscarriage. Even though they happen early, chemical pregnancies can be emotionally devastating. Here are some good things to know if you or someone you love has recently h…

Does Exercise Cause Miscarriages?
Most sources claim that exercise does not cause miscarriage and pregnancy loss, but the relationship is unclear. One large scale retrospective study did find a link between high-mpact, strenuous exercise and miscarriages.

Research on the Link Between Stress and Miscarriages
Take a look at the different research studies that have examined a link between pregnancy stress and miscarriages.

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