Eating healthy is one of the most important things you can do for your baby. During pregnancy, a developing child may require expectant moms to double some of their normal nutrient needs.

1. Belly button tenderness
2. Carpal tunnel syndrome
3. Palmar erythema
4. Skin tags

1. Morning Sickness
2. Sex During Pregnancy
3. Taking Medicine for Headaches
4. Rigorous Exercise

Every parent-to-be hopes for a picture-perfect happy ending: the birth of a healthy baby. Unfortunately, about one in four pregnancies ends in miscarriage, stillbirth or the death of a baby during his or her first year of life.

Your body will undergo some remarkable changes over the next nine months. It therefore makes sense for your workout to change, too. Here's what you need to know to stay healthy and active while you prepare your body for the mother of all marathons -- giving birth.