How many weeks calculator

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You can find pregnancy and baby apps and tools in the NHS apps library. Unplanned or unsure? Find out Sexwise has more information and support. Page last reviewed: 29 April Next review due: 29 April Luckily, our due date calculator can help.

Using both the date of your last period and the length of your regular cycle, or exact date of conception, our due date calculator will quickly work out your estimated due date, tailoring it accordingly for longer, shorter, and average cycle lengths.

At each following prenatal care appointment, you'll be examined to determine the size of your uterus, and to monitor your little one's development. Along the way, depending on what is observed, your pregnancy due date may be adjusted. Weight gain is a largely inevitable and necessary aspect of pregnancy that varies between people. It affects many aspects of fetal development, such as the weight of the baby, the placenta, extra circulatory fluid, and its fat and protein stores.

Weight management merits consideration because insufficient or excessive weight gain can have negative effects for both mother and fetus, including the need for cesarean section C-section and gestational hypertension.

While the values vary between women, the Institute of Medicine recommends an overall pregnancy weight gain of pounds for women who are considered "normal" weight BMI Studies indicate that aerobic exercise during pregnancy helps to improve or maintain physical fitness as well as possibly decreasing the risk of C-sections.

Although it varies between women, regular aerobic and strength-conditioning exercise are often recommended for pregnant women, and women who exercised regularly before pregnancy, who have uncomplicated pregnancies, should be able to continue high-intensity exercise programs.

Nevertheless, caution is advised, and a pregnant woman should consult their doctor if any of the following symptoms present: vaginal bleeding, shortness of breath, dizziness, headache, calf pain or swelling, amniotic fluid leakage, decreased fetal movement, preterm labor, muscle weakness, or chest pain.