The embarrassing period will begin when the silver lining is four months old. At this time, the silver lining will look sharper and the body will be thinner. However, after the embarrassing period, the silver lining will begin to appear. The cheeks have become more rounded, so don't worry. The silvery layer begins to appear on the cheeks at about 6 months, so it is necessary to strengthen nutritional supplements and feed more foods with relatively high protein, such as chicken breast, beef, egg yolk, fish, etc.