alt Hacker NewsIn some countries the number of kids born through c-section are very high, more than half the kids in Brazil are born that way for example, so definitely people can be healthy without getting it from their mothers.
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> can be healthy
Or can they.
It’s (meant to be) an emergency procedure. Benefits: life. Downsides: plenty.
Maybe most relevant in the context of this thread:
“In this systematic review and meta-analysis of 61 studies comprising more than 20 million deliveries, birth by cesarean delivery was significantly associated with autism spectrum disorder and attention-deficit/hyperactivity disorder.“
Zhang, T., Sidorchuk, A., Sevilla-Cermeño, L., Vilaplana-Pérez, A., Chang, Z., Larsson, H., Mataix-Cols, D., Fernández de la Cruz, L., & D’Onofrio, B. M. (2019). Association of cesarean delivery with risk of neurodevelopmental and psychiatric disorders in the offspring: A systematic review and meta-analysis. JAMA Network Open, 2(8), e1910236. https://doi.org/10.1001/jamanetworkopen.2019.10236
A selection of some more:
Keag, O. E., Norman, J. E., & Stock, S. J. (2018). Long-term risks and benefits associated with cesarean delivery for mother, baby, and subsequent pregnancies: Systematic review and meta-analysis. PLOS Medicine, 15(1), e1002494. https://doi.org/10.1371/journal.pmed.1002494
De Mucio, B., Serruya, S., Alemán, A., Castellano, G., & Sosa, C. G. (2019). A systematic review and meta-analysis of cesarean delivery and other uterine surgery as risk factors for placenta accreta. International Journal of Gynecology & Obstetrics, 147(3), 281–291. https://doi.org/10.1002/ijgo.12948
Sandall, J., Tribe, R. M., Avery, L., Mola, G., Visser, G. H. A., Homer, C. S. E., Gibbons, D., Kelly, N. M., Kennedy, H. P., Kidanto, H., Taylor, P., & Temmerman, M. (2018). Short-term and long-term effects of caesarean section on the health of women and children. The Lancet, 392(10155), 1349–1357. https://doi.org/10.1016/S0140-6736(18)31930-5
Li, H.-T., Zhou, Y.-B., & Liu, J.-M. (2013). The impact of cesarean section on offspring overweight and obesity: A systematic review and meta-analysis. International Journal of Obesity, 37(7), 893–899. https://doi.org/10.1038/ijo.2012.195
S., Fleming, J., Bromley, A., Shields, M. D., & Cardwell, C. R. (2008). A meta-analysis of the association between Caesarean section and childhood asthma. Clinical & Experimental Allergy, 38(4), 629–633. https://doi.org/10.1111/j.1365-2222.2007.02780.x
Mascarello, K. C., Horta, B. L., & Silveira, M. F. (2017). Maternal complications and cesarean section without indication: Systematic review and meta-analysis. Revista de Saúde Pública, 51, 105. https://doi.org/10.11606/S1518-8787.2017051000389
I read it is a practice these days to do this fecal "rub" for newborns as a way to compensate for the C-section lack of it. I do not know if it happens in Brazil. Another factor to consider.