January 15, 2011
WHO recommends that mothers worldwide exclusive breastfeeding their infants during the first six months of his way to ensure growth , development and optimal health. After this time, it is necessary to introduce additional nutrients, while continuing breastfeeding until the age of two years or beyond.
The last systematic review of evidence on this question was published in 2009 (Optimal duration of exclusive breastfeeding (Review), Kramer MS, Kakuma R. The Cochrane Library 2009, Issue 4). The findings of this review, which included two clinical trials and 18 other studies conducted in developed and developing countries, corroborate the current WHO recommendations on the matter.
The findings of this systematic review suggest that exclusive breastfeeding up to six months without any further contribution solid or liquid provides supplementary to the mother and her child several advantages to breastfeeding exclusive breastfeeding for 3-4 months, followed by a mixed diet.
These benefits include a lower risk of gastrointestinal infection for the baby, loss of weight more quickly after childbirth for the mother and a delayed return of menses. Risk reduction has not been demonstrated for other infections or allergic diseases. No adverse effects on growth were reported in the case of exclusive breastfeeding for six months. By cons, reduced iron levels was observed in some developing countries.
WHO monitors conclusions of new research and has conducted a periodic review of its recommendations. Systematic reviews, with an assessment of the quality of facts, serve to take stock of the guidelines through a process to ensure that recommendations are based on the best available facts and are not biased by conflicts of interest.
For more information, please contact: Christy Feig
Director of Communications Department WHO Geneva
Phone: +41 22 791 30 75
Mobile: +41 79 251 70 55
Email: feigc@who.int
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