The document discusses the risks associated with smoking and e-cigarette use during breastfeeding, highlighting how harmful chemicals can transfer from mother to infant through breast milk and secondhand smoke. Maternal smoking is linked to several health risks for infants, including sudden infant death syndrome (SIDS) and respiratory issues, while breastfeeding remains the recommended feeding option. Strategies to minimize infant exposure and the importance of tobacco cessation during pregnancy and lactation are emphasized, along with the benefits of breastfeeding for both mother and child.