Royal baby: What is hyperemesis gravidarum?

The Duchess of Cambridge was admitted to hospital with hyperemesis gravidarum (acute morning sickness) this afternoon. Here are the effects of the condition.

  • Vomiting can be so severe the woman cannot keep food or liquid down.
  • The condition usually continues past the first three months.
  • Hyperemesis gravidarum can pass by week 21 but may also last longer.
  • The severity of the vomiting can cause dehydration and weight loss.
  • It affects 3.5 per 1,000 pregnant women and can cause women to vomit blood.
  • Symptoms also include severe nausea, low blood pressure and fast heart rate, headaches, lethargy or confusion.


Royal baby due date announced

Clarence House has announced the due date for the Duke and Duchess of Cambridge's baby.