 [ Symptoms ] my 6 yo has been complaining for the last 6 months tummy achepain of the abdomen around the navel areaslightly swollen abdomendiscomfort when eating will only eat a few bites [ Disease ] hi these twitches and the aches are usually caused by calcium and vitamin deficiency moreover hormonal changes ate your age increase the problems you should eat healthy diet with high calcium intake and exercise regularly to strenghthen the muscle tone calcium and vitamin supplements with protein powders will help vitamin d can be taken to accelerate the recovery thanks