Take your baby to a doctor if:

1.) If baby is under 3 months and gets a temp above 37.8
2.) If a baby over 3 months has a temp above 37.8 for more than 48 hours
3.) If a baby less than 3 months has not fed within 6 hrs. during the day
4.) If baby cries for more than 2hrs without being able to be comforted
5.) If you are concerned follow your motherly instinct