As in previous reports from the RISK study, there was a shift in the types of bacteria present in the ileum of children with newly diagnosed Crohn's disease.
AAP Car Seat Safety Guidelines: Rear-Facing Until Age 2. 1  Although the new baseline is now age two, the AAP has advised parents since 2002 to keep kids rear-facing until they reach the height or weight limit of their car seat.
Each car seat has its own height and weight limits for rear-facing children. Most convertible seats allow children to sit rear-facing up to 35, 40 or 50 pounds. The height limit for most rear-facing car seats is that there must be at least 1 inch of room between the top of the childâs head and the top of the car seat.