One year old babies may have worms in their tummies, mostly due to poor diet and lack of hygiene. One year old babies may have worms in their tummies. There are worms usually appear abdominal pain symptoms, pain location in the navel around, each time the pain time usually lasts about 5 minutes; baby’s face, neck or limbs appeared dotted or round spots, spots with white scales, may be worm spots; baby easily woke up at night, sleep may appear grinding teeth. Most of the worms in the baby’s stomach are roundworms, mainly because of eating unclean food, which contains roundworm eggs, or the baby did not wash his hands before eating, and there are roundworm eggs on his hands, thus leading to worms in the baby’s stomach. If roundworms survive in the human body for a long time, more serious harm may occur, such as intestinal obstruction, peritonitis and so on. If your baby has worms in the stomach, it is recommended that he or she be treated with worms in time to avoid adverse effects.