A possible sign of anemia, or iron deficiency in the blood.
Persistent Vomiting or Diarrhea or a High Fever Lasting More Than 24 Hours:
Any of these conditions can cause dehydration, which in turn can damage the baby's developing organs.
A possible sign of a miscarriage or of placenta previa.
Constant Abnominal Pain or Craming:
Symptoms that may indicate an ectopic pregnancy or pending miscarriage.
Severe Headaches or Sudden, Excessive Swelling of the Hands and Face:
Possible signs of pregnancy-induced hypertension, and preeclampsia.