E. coli and other facultative anaerobes constitute about 0.1% of gut flora, and fecalâoral transmission is the major route through which pathogenic strains of the bacterium cause disease.
Asthma symptoms in children ages 5-11. Common asthma signs and symptoms in children ages 5 to 11 include: 1  Coughing, particularly at night. 2  Wheezing. 3  Difficulty breathing. 4  Chest pain, tightness or discomfort. 5  Avoiding or losing interest in sports or physical activities.
* Asthma is a common chronic disease among children in the United States. Asthma is the third ranking cause of non-injury related hospitalization among children less than 15 years of age. Although asthma deaths among children are rare, 195 children under 18 years of age died from asthma in 2003.