check with a doctor but she may have an ulcer.
from the following wfs link:
http://familydoctor.org/online/famdo...rders/186.html
"Possible signs of an ulcer
Feel better when you eat or drink and then worse 1 or 2 hours later (duodenal ulcer)
Feel worse when you eat or drink (gastric ulcer)
Stomach pain that wakes you up at night
Feel full fast
Heavy feeling, bloating, burning or dull pain in your stomach
Vomiting
Unexpected weight loss"
my wife has had gastritis and gastric ulcers several times