<s>[INST] Hi,my brothers daughter 11years old.she has breathing problem.the breathing problem occur in between 5-6pm.we went to doctor he did her chest x-ray and Eco there is no problem in test.doctor did the physical exam but every thing is ok doctor said.my mom has asthma problem and I have food allergys.her breathing problem was not befor it s suddenly started.but that day she ate lots of peanuts.we have no family tension.please kindly help me beacuse that time daily(5-6 pm) she has very difficult to take the breath.this condition 1 time breathing is in normal weather but weather is changing like rainy she getting 3-4 breathing problem.please kindly guide me what has.(her weight is around 30kg.and height is 4feet 2 inches and no caugh no cold no noise is coming from chest)thang. [/INST] Hi welcome to Chat Doctor The above signs and symptoms re suggestive of Bronchial Asthma.... Asthma is caused due to allergic reaction of trachea bronchial tree of lungs... commonly the asthma attacks are in early mornings, during cold season it will be exaggerated... the cause are dust, smoke, pollen grains, anything like foods, new clothing can increase the effect... avoid allergic foods, dust in home..... </s>