Signs of pregnancy

Delayed menstruation: the delay of menses may be a hint that the woman is pregnant. But it is important to remember that it's not just pregnancy that causes the delay of menstruation.

Headaches: in early pregnancy, increased blood flow causes hormonal changes that can cause headaches.
Nausea and morning sickness: because of the elevation of the hormones produced by the placenta, some women tend to feel sick in the first weeks of pregnancy, but some women have discomfort persists throughout pregnancy. These sickness occur more frequently in the morning, but can be felt at any time of day.

Darkening of the nipples: some hormones released during pregnancy act on cells responsible for the color of the nipples, causing browning.

Greater sensitivity in the breasts: breast augmentation is among the first symptoms of pregnancy. They are very sensitive and heaviness.

Light bleeding: occurs when the implantation of the embryo in the womb and in early pregnancy. It can be a very light bleeding or discharge to a brown color which is considered normal. Importantly, if there is any bleeding after the first month of pregnancy the woman should seek medical attention immediately.

Tiredness: pregnancy, a woman's body is producing many hormones, which ultimately depresses the nervous system, causing fatigue and even dizziness.

Cramps: Some women might feel cramping as a sign that the uterus is preparing for pregnancy.
Sleeping too much: because of excess hormones and metabolism slower, the woman may feel very sleepy.
Increased urge to pee: during the first trimester of pregnancy, the uterus increases, compressing the bladder, giving the feeling that it is full, which leads the woman to go to the bathroom more often, especially during the night.