Why is cradle carry not recommended?

Cradle carry heightens the risk of a baby having hip dysplasia, which is why baby slings aren't recommended carriers. If you want to wear your baby, make sure to position him/her in an M position to prevent pressure on the hips. This article may be helpful for your concern. http://www.chroniclesofanursingmom.com/2012/04/babywearing-safely-why-cradle-carry-is.html?m=1