Prolonged breastfeeding for 24 months or more and mental health at 6 years of age: evidence from the 2004 Pelotas Birth Cohort Study, Brazil.
Carlos Alberto DelgadoTiago Neuenfeld MunhozIná S SantosFernando C BarrosAlicia MatijasevichPublished in: Child and adolescent mental health (2017)
In this cohort there was no association between breastfeeding for 24 months or more and an increased prevalence of psychiatric disorders at the age of 6 years. Studies analyzing the medium- and long-term effects of prolonged breastfeeding for 2 years or more are scarce and further research is needed regarding this practice.