From symptoms to red flags, here's what to expect during your first trimester

The first trimester of pregnancy occurs during weeks 1-12 when the fetus starts to develop fingers, toes, nails, and more.
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Early signs of pregnancy: the first 15 symptoms

Missed period = most common first clue. Early symptoms can mimic PMS. A pregnancy test is the only sure answer. Think you might be pregnant? Sometimes the signs show up before a test even does. In ...