Due to separation from mother and other medical procedures, preterm newborn infants suffer from stress.
One reason is that their autonomic nervous systems, the part that control stress response and recovery, are are not fully developed.
Studies have been made. Tests have been executed. Stroking and gentle pressure on the soft tissues then flexing of the legs and arms play a part in boosting the infant’s heart rate.
But this massage therapy affect mostly the male preterm babies than female. Researchers believe this may be caused by hormones.