Your 4-month-old is growing more and more alert by the day. Babies at this age love to express themselves through smiles, laughs, gurgles, and coos. This portion of WebMD’s month-by-month guide ...

A 4-month-old boy has survived after a tornado in Tennessee sucked him up from his family's mobile home, which was demolished in the storm. The baby's mother said she was "pretty sure" her son had ...