The primary sign of pregnancy in humans is a missed period; however, there are often many other symptoms that accompany pregnancy, according to the National Institutes of Heath. Other symptoms include tender, swollen breasts, slight bleeding, fatigue, food aversions or cravings, headaches, nausea, vomiting, mood swings and frequent urination. Missing a period can be a sign of many conditions, but when combined with several pregnancy symptoms, pregnancy should be considered.Know More
According to the National Institutes of Health, up to 25 percent of women experience some type of lighter than usual bleeding around the time of a missed period. Because of the timing, this is often mistaken for menstruation. Hormonal changes cause soreness, swelling, and tingling in the breasts of many women just one to two weeks after they become pregnant.
A woman's body is pumping more blood to carry nutrients to the fetus and she is producing more progesterone, causing intense fatigue that can strike within one week of pregnancy, according to the National Institutes of Health. The production of a hormone called human chorionic gonadotropin during the first few weeks of pregnancy increases the blood flow to the pelvis, and therefore increases the need to urinate more often. While commonly called 'morning sickness,' nausea and vomiting can occur at any time of day.Learn More
The baby can be in the head down position between 2 to 4 weeks prior to labor if a woman is a first-time mother, according to Ask Dr. Sears. However, in experienced mothers, this can occur when labor begins. When the head drops down into the pelvic region, it is called lightening.Full Answer >
Although there is no proven link between pregnancy loss and the inhalation of toxigenic molds such as black mold, animal studies using mice have shown that mold toxins can negatively affect fetal development, as stated by Mold & Bacteria Consulting Laboratories. Pregnant women should avoid exposure whenever possible.Full Answer >
According to the MayoClinic.org, being 35 or older is one factor that leads to a high-risk pregnancy. However, a high-risk pregnancy only means that the mother and child may need additional monitoring or care during the pregnancy.Full Answer >
According to the American Pregnancy Association, the symptoms of week 16 of a pregnancy can be increased blood circulation that results in a brighter face. Pregnant women during this stage are producing 50 percent more blood than when not pregnant. As hormones increase, a pregnant woman's face influences oil gland production that results in a shinier, oilier face commonly known as the pregnancy glow.Full Answer >