http://www.cdc.gov/breastfeeding/faq/
Centers for Disease Control and Prevention, U.S. Department of Health and Human Services
This page presents frequently asked questions about breastfeeding. Answers include information on when a baby should start eating solid foods such as cereals, vegetables, and fruits; how long a mother should breastfeed; what can happen if someone else's breast milk is given to another child; and more.