why my baby catches cold and have cough very frequently that is in everi 15 days and she had pneumonia when she's was 2 months old and she had cannula in her hand and then leg for 10 days for pnemonia treatment .In past three months she had lung infection means pnemonia two more times along with viral and cold and coungh three times and now she is under weight. I am really worriedhow can I keep my baby away from cough cold and pnemonia in these winters ? 😟