My Ds keeps getting colds sometimes he's ill with it sometimes not but since Oct he hasnt been without a stuffy nose and dry cough esp at night also ear aches on and off i had him to the doc last month and he have him an antibiotic for his ear all cleared up but again hes on his 2nd head cold this time hes ok in himself but now hes woke again complaining of his ear again is anyone else going through the same . As a baby he went through 4/5 months of ear infectons but since then hes rarely sick until now is this normal ????