Effectiveness is the capability of producing a desired result. When something is deemed effective, it means it has an intended or expected outcome, or produces a deep, vivid impression.
The average newborn sleeps about 16 hours a day, but some need much less sleep and some much more. Also, it's not uncommon for a newborn's sleep pattern to change from day to day; he may sleep substantially less than usual one day and then catch up by sleeping more the following day.
How many hours of sleep does my baby or toddler need? Age: Newborn Nighttime: 8 1/2 Daytime: 8 1/2 (varied number of naps) Average Total Sleep: 17. Age: 1 month Nighttime: 9 Daytime: 8 (varied number of naps) Average Total Sleep: 17. Age: 3 months Nighttime: 10 Daytime Sleep: 6 (three naps) Average Total Sleep: 16