Before an article is deemed appropriate to be published in a peer-reviewed journal, it must undergo the following process: 1  The author of the article must submit it to the journal editor who forwards the article to experts in the field. Because the reviewers specialize in the same scholarly area as the author, they are considered the authorâs peers (hence âpeer reviewâ).
Your baby will probably learn to sit independently between the ages of 4 and 7 months. Your baby will have mastered rolling over and holding his head up. Most babies can sit well for several minutes without support by the time they're 8 months old.
Sits Up. How different the world looks when you're not stuck on your belly! Around 5 or 6 months, most babies can sit up with support -- either by resting on their hands in front of them or by leaning on pillows or furniture. Babies can usually sit alone steadily by 7-9 months. If you have an 8-month-old, you may want to put your gym membership on hold.