The answer is not always easy but it is not impossible to deal with either. She simplified the problem. The Standardized Child Passenger Safety Program Manual issued by the National Highway Traffic Safety Administration, has published guidelines for selecting the right seat for your child. Although these are good general guidelines for the correct age, weight and height of your child, one should always refer to the car seat instructions and labels to be certain of the intentions of the restraint system manufacturer. Beginning with infants, many models and brands of car seats and car beds are labeled for weight and age.
Car seats are by far the most popular for newborns.
This CPS system should be rear-facing until the infant is at least 20 lbs. and 1 year old. It is not an option to be 20 lbs. or 1 year. The infant's head is still proportionately too large for the body and neck muscles to hold up in the event of a crash until they have reached their first birthday. The next age and weight bracket is for children from 20-40 lbs. These children should be forward-facing in the vehicle and the car seat must be equipped with a harness system.