The physical development that occur in infants between birth and their first birthday is as below;
At birth- infant cannot control their body movement.most of their movement are reflex
First month- the infant can see clearly object that is 10 inch away from their face
by 4 month- Most babies have some control of their muscle and nervous system. They can sit with support
by 5 months-most babies can roll over
by 6 months- infant can take nap in the morning and afternoon and start to eat.
- infant can sit alone, they crawl with stomach
by 8 months- they can hold objects and pick up object
By 12 months- most babies have weigh three times what they weighed at birth