Things we know: If it's important for you to have your baby take a bottle, start between 2 and 4 weeks of age. Starting too early can interfere with breastfeeding and a good milk supply, while starting too late may mean a baby will refuse the bottle altogether.
The R Rating. The R rating was one of the original rating classifications created in 1968. The other original ratings were G, M (later changed to PG) and X. The R rating prohibits children under the age of 17 -- originally the age was 16 -- from attending a movie unless a parent or guardian accompanies them. In 1990, the MPAA explained an R rating is given for sexual content, brutal violence, drug content or profanity.
The real reason Alien was rated 18: censors found the monster too sexy. At the time, British censors had to decide whether Alien was an AA film, which meant it could be seen by anyone aged 14 and over, or an X which would restricted it to those aged at least 18 Photo: Rex.