Inclusion Criteria:  Be 18 years or older At ≤28 weeks of pregnancy Daily smoking cigarettes and/or cigars in the past 7 days Be able to read, listen, and talk in English  Exclusion Criteria:  Being diagnosed with cancer Current heavy drinking (more than 2 drinks a day) Current use of illicit substances Medical conditions contraindicating breastfeeding such as HIV infection, active tuberculosis, and breast removal