If there is blood in your baby's spit-up, there may be several reasons why. Learn when not to worry and when you should call a health care provider for advice. Medically reviewed by Wendy L. Hunter, M ...

Hematemesis is the medical term used to describe vomiting blood. The blood can be bright red, dark red, black, or dark brown, or resemble coffee grounds. It is caused by internal gastrointestinal (GI) ...