A new study, which is published today in the Journal of the American Medical Association (JAMA) Pediatrics, and was led by researchers from King’s College London, Harvard University, University of Bristol and McGill University, examined more than 13,000 Belarussian teenagers enrolled in the PROmotion of Breastfeeding Intervention Trial (PROBIT) and found a 54% reduction in cases of eczema amongst teenagers whose mothers had received support to breastfeed exclusively.