Hardly a week goes by that I don’t find someone asking about vitamin K prophylaxis. Most people have heard that newborns are just naturally deficient in vitamin K and without vitamin K supplementation their baby will get seriously ill. Of course, this is another one of those stories full of a few half-truths and many outright lies. This video was quite the merry chase of research as I dug around in a 100 year old medical journals and an 80 year old doctoral thesis to find out how a condition called hemorrhagic disease of the newborn came to be known as vitamin K deficient bleeding and how breastfeeding relates to it.
Here it is on Vimeo.
And here it is on YouTube.