A new study found that toddlers who were exposed to a combination of certain bacteria before the age of one were less likely to develop wheezing.
Being overweight may reduce lung function in children with a history of early childhood wheezing.
Genetic testing may be able to determine which children with asthma are likely to grow out of the condition and which will continue having symptoms as they grow older, a new study suggests.
Researchers found that children with two high-risk alleles and constant wheezing had a 90 percent chance of developing asthma by the age of six.