My 6 yr daughter gets bronchitis symptoms every winter only not summer stuffy nose congestion wheezing antibiotics make it go away what can it be.

Sev possible reasons: that a person would get bronchitis every winter. Indoor allergens like dust mite seem worse in winter, viral illnesses with cough are more common in winter and may lead to a secondary infection, there may be a component of asthma which is infection induced, or she may have IgA deficiency or CF. It is not uncommon to get 5-6 URI's a year at this age. Discuss your concerns with her pediatrician.

Mouth breathing: allergies and bronchitis can be exacerbated by mouth breathing. there is a simple nose clearing exercise to do before bed(especially)( google correct breathing; books by patrick McKeown, and exercises to reset and retrain breathing) . only the nose can warm, humidify and filter the air." breathe through the mouth as often as you eat through your nose"

Chronic or recurrent: wheezing triggered by viral URI's =Asthma with bronchial spasp & inflammation. See a pediatric Allergist/Immunologist or Pulmonologist for Pulmonary Function Tests, a game plan for prevention of attacks & education on when to start bronchodilators & when to use maintance meds. Be proactive rather than reactive.

Seasonal wheezing: is a form of asthma, which if left untreated, can lead to frequent infections of the lungs. Allergic rhinitis often accompanies this, and would likely also require management. Recognizing patterns is important for prevention, as some people require prophylactic medications at the start of their trigger seasons to reduce symptom frequency and severity.