High progesterone levels during early pregnancy are a normal occurrence because progesterone is produced in the placenta, according to the National Women's Health Resource Center. High progesterone levels combined with h... More » Health Women's Health Pregnancy

Progesterone helps maintain a pregnancy until birth, according to the American Pregnancy Association. The corpus luteum produces the hormone to thicken and prepare the uterine lining for implantation. It continues to pro... More » Health Women's Health Pregnancy

Some early signs of pregnancy are tender breasts, fatigue and mood swings, according to WebMD. Some women may also be disgusted by certain foods, feel lightheaded, or suffer from nausea and vomiting in early pregnancy. More » Health Medications & Vitamins
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High progesterone levels are not an accepted indication of being pregnant with twins; rather, high levels can indicate pregnancy, cancer or overproduction of hormones, notes Everyday Health. The most accurate way to lear... More » Health Women's Health Pregnancy

According to New Health Guide, brown spotting in early pregnancy can be a normal occurrence or an early sign of miscarriage. Either way, women who experience this condition need to see a doctor right away. More » Health Women's Health Pregnancy

According to WebMD, lower back cramping is quite common in early pregnancy. It is estimated to occur in about half of all pregnant women. Hormone level changes and other changes that take place as the body prepares for c... More » Health Women's Health Pregnancy

Bleeding red in color during early pregnancy is a significant indication of a possible miscarriage, according to New Kids-Center. However, there are other factors that may also result in bleeding during early pregnancy. More » Health Women's Health Pregnancy