The infants in slings are comforted and soothed by the sound of their parents heartbeats and voices. The rhythmic pattern of walking is very soothing to your baby. Research also indicates , if you hold your infant often during the first months of life their need to be held will decrease and thier independance will increase. Slings have physical benefits for your baby as well. The soft hammock like design of a sling contours your baby's body and provides natural support for your infant's soft spine and developing organs.
Slings create a comfortable position for infants to keep thier legs together and pelvis supported.
Traditional upright carriers put unneccesary strain on the spine, pelvis and organs due to an unnatural upright position.