It is better to not assume otherwise about your child's sleep before understanding about the ideal sleep hours.
By following proper measures, the habit of sleeping late can be improved upon.
Sleep talking is common among children. It is not as serious as sleep walking habit and it can be resolved easily.
Sleep walking is common in kids; Most kids outgrow it by they reach their teens.
Nightmares/unpleasant (bad) dreams are common among preschoolers as this is the age when they start understanding about normal fears and their imagination is highly active.
Urinating in bed can be avoided by not giving fluids before bed but sometimes it has underlying psychological reasons as well.
Swaddling gives a very cosy feeling to a newborn baby. The baby feels as if it is still in the mother's womb.
Choose sleepwear in a way that the baby sleeps hassle free and wakes up with a smile.