Also, this study found evidence that the first asthma - related symptoms occur earlier in life if children were breastfed for shorter lengths of time or not exclusively. (sciencedaily.com)
Most likely due to the availability of alternative foods, babies in urban areas were breastfed for a much shorter length of time, supplementing the feeds earlier than those in rural areas. (en.wikipedia.org)
Your child may nurse at different times and for shorter lengths of time. (lansinoh.com)