The  growth rate of baby's weight and height has slowed down in babyhood, but the  development of muscle is obviously enhanced, the exercise ability of hands and  feet has a great improvement. You can clearly feel his leg strength when he  stands; when playing, he can grasp toys with two hands or does "push"  movement consciously.
  On  this phase, because the different of baby’s corporeity, the growth rate of them  starts to appear obvious differences.
  Nursing principle 
  The main course is  "milk", accesary foods added.
  From  last month, your baby has already begun to eat some accesary foods besides  milk. But he still cannot completely obtain all the necessary nutrition which  his development and growth need from these foods. But through adding accesary  food to supplement the insufficiency of "milk"; meanwhile, the weak  gastrointestinal tract will adapt various kinds of food gradually after  ablactation.
  Therefore,  the main nutrition for baby still from breast milk or milk powder, and milk is  still baby’s main course.
  Practicing roll over 
  Now,  some babies can turn over and roll in the bed. He can turn himself from lie  supine to lie face downward, or from lie face downward to lie supine. No matter  what position and posture are, as long as baby has been able to flip back and  forth, that shows his strength of muscle has already increased.
  In  order to exercise this ability, baby should take the exercise consciously of  rolling over properly under your careful nursing.