Pregnancy Do's and Don'tsBy: Dr. Elisabeth Aron For when you need the factsnot fearabout what food, drinks, activities, and procedures you should avoid during each month of your pregnancy. Over the years, Dr. Elisabeth Aron has soothed the worries of many soon to be moms who have come to her with questions such as: Can I exercise during my first trimester? Is canned tuna safe to eat throughout my pregnancy? Do self tanners contain chemicals I should be worried about? I have