Many a newly pregnant woman has several panic attacks when she realizes that pregnancy means changing some habits.  What is safe during pregnancy?  Can I dye my hair? Eat Sushi? What about nail polish fumes and second hand smoke?  And the stress that all of these questions are causing. UrbanMommies has pulled together articles and advice from our medical experts to help you navigate the beautiful months while pregnant.  Breathe, relax, and remember that moderation and instinct should always remain in the equation.  As with anything, your doctor or midwife should be consulted if you are concerned about any issues you are having.