In today’s Health Alert, researchers believe they have discovered the cause of morning sickness. This common pregnancy symptom varies in intensity among women and can be quite severe and debilitating.

Add Yahoo as a preferred source to see more of our stories on Google. Pregnant woman pictured standing in front of a bathroom mirror holding her mouth as if she's going to be ill. Nausea and vomiting ...

In a breakthrough discovery, scientists have identified the cause of pregnancy morning sickness, raising hope for a possible cure. Researchers found that a hormone exposed to pregnant women through ...

Add Yahoo as a preferred source to see more of our stories on Google. Pregnant Jessie J shared the reality of her first trimester. (Photo: Roberto Finizio/NurPhoto via Getty Images) (NurPhoto via ...

Morning sickness is one of the pregnancy symptoms we've all heard about, and probably the one we're least looking forward to, but not all mums experience it in the same way, if at all. Nevertheless, ...

A Cambridge-led study has shown why many women experience nausea and vomiting during pregnancy—and why some women, including the Duchess of Cambridge, become so sick they need to be admitted to ...

About 70% of women suffer from nausea and vomiting during pregnancy — and scientists have finally figured out why. A hormone produced by the fetus plays a key role in morning sickness, according to a ...

Jessica Cronshaw had a severe case of hyperemesis gravidarum. A UK woman whose daughter took her own life while struggling with severe pregnancy sickness is saying that no one took the illness ...

The singer announced her joyful pregnancy news on Friday after opening up about pregnancy loss in August Jessie J is getting real about the first trimester after announcing her joyful news on Friday ...

A new study has shown why many women experience nausea and vomiting during pregnancy -- and why some women, including the Duchess of Cambridge, become so sick they need to be admitted to hospital. The ...