Is light drinking while pregnant okay?

(CNN) — Experts agree that binge or heavy drinking while pregnant is alarmingly dangerous for a fetus, and advise against it — but what about light drinking during pregnancy?

It turns out that there’s not much research on just how little a pregnant woman could drink without harming her unborn baby, according to a paper published in the journal BMJ Open on Sept. 11.

In the United States, doctors have long warned that drinking any alcohol while pregnant can come with serious medical risks, such as the possibility of miscarriage, stillbirth, or physical and behavioral problems in the baby, known as fetal alcohol spectrum disorders.

Last year, a report from the Centers for Disease Control and Prevention said that women should avoid drinking completely if they are not using birth control and there is any chance they might be pregnant.

Guidelines in the United Kingdom also say that if you are pregnant or think you could become pregnant, the safest approach is not to drink alcohol at all. (…)

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