To know in time if you are pregnant, women need to accumulate the necessary knowledge about pregnancy. Let’s see what are the signs and symptoms of pregnancy? 1.No menstruation. Menstruation stops which is the most common precursor of pregnancy noticed by the general public. As long as a woman, who is generally in her childbearing age, has normal menstruation, and exceeds the normal menstrual period for two weeks after sexual intercourse, she may be pregnant. However, it is not that the period did not come is pregnant, the period did not come for many reasons, menstrual disorders, hormonal secretion is not normal and other conditions will lead to menstruation delay some days. 2, often accompanied by nausea and vomiting. All pregnant women in the early stages of pregnancy experience nausea and vomiting from time to time, especially in the morning of the day. The severity of all these symptoms varies from person to person, some are quite mild, some are very severe, and of course there are a few pregnant women who don’t suffer from pregnancy sickness. 3, Tingling, swelling and itching sensation in the breasts. 4.Easy fatigue. After a week of pregnancy perhaps many pregnant mothers have not realized that they already have a baby, but the body will truthfully reflect the symptoms of pregnancy, that is, easy to feel fatigue, and there is no reason undoubtedly more and more drowsy. 5, frequent urination. Pregnant a week, although frequent urination and urgency is not yet obvious, but relative to the past, the number of urination will be more frequent. 6, appetite changes. In the face of the past like to eat certain foods, may be because of the smell problem caused by nausea, vomiting feeling. You may also like foods that you don’t usually eat. 7, skin color changes: can produce skin pigmentation or stretch marks on the abdominal wall, especially in the later stages of pregnancy is more obvious.