Researchers say they now know what causes morning sickness

Scientists say they have finally solved a millennia old mystery - pinpointing the exact cause of morning sickness. The research could lead to new treatment options for the estimated 80 percent of people who experience nausea and vomiting during their first trimester of pregnancy. Toni Waterman has more.

IN: The culprit…
DUR: 30s
OUT: SOC
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