You wear your baby even before he is born. Right after the conception, he starts to develop in an environment where he feels safe and all their needs are satisfied naturally. The moment the baby is born, the new world full with new stimulus can be overwhelming.
Wearing your baby right after he is born can make the transition to the new world seem easier, and all along with the closeness that babywearing provides, it comes with a lot of benefits regarding development, not only emotional but also physical.