Scientists finally explain the real reason pregnant women get morning sickness

Morning sickness isn’t just random misery—it’s a biological defense system shaped by evolution to protect the fetus. By linking immune responses to nausea and food aversions, UCLA researchers show these symptoms are signs of a healthy pregnancy.

  Health   Sep 30, 2025   0   7  Add to Reading List
Scientists finally explain the real reason pregnant women get morning sickness
Morning sickness isn’t just random misery—it’s a biological defense system shaped by evolution to protect the fetus. By linking immune responses to nausea and food aversions, UCLA researchers show these symptoms are signs of a healthy pregnancy.
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