Lactation is associated with greater maternal bone size and bone strength later in life
Wiklund PK, Xu L, Wang Q, Mikkola T, Lyytikäinen A, Völgyi E, Munukka E, Cheng SM, Alen M, Keinänen-Kiukaanniemi S, Cheng S.
Osteoporos Int. 2012 Jul;23(7):1939-45.
Summary The association between lactation and bone size and strength was studied in 145 women 16 to 20 years after their last parturition. Longer cumulative duration of lactation was associated with larger bone size and strength later in life.
Introduction Pregnancy and lactation have no permanent negative effect on maternal bone mineral density but may positively affect bone structure in the long term. We hypothesized that long lactation promotes periosteal bone apposition and hence increasing maternal bone strength.
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