hi my daughter is 2.5 years old nowdays a from past 4 to 5 days she used to tell her stomach is aching in between 5 to 6 hours.she is eating well and also playing . she used to poop daily everything is good but some times in a day like 2 to 3 times she used to that her stomach is aching .is there anything problem.Another thing is her grandmother used to tell her stomach is aching infront of my daughter.i think she is just copying her grandmother words. is there is any problem or something else.