Bone densitometry is not a routine test for pregnant women, but it is recommended for pregnant women who frequently experience muscle cramps, pain, and limited movement in their extremities. Bone densitometry is a test to determine the health of the bones and is an important tool to reflect the degree of osteoporosis and predict the risk of fracture. Bone densitometry is a non-invasive test that allows doctors to use a bone densitometer to measure a pregnant woman’s bone density. Bone density can be checked if a pregnant woman frequently experiences muscle spasms, pain, and limitation of movement in her limbs, and is considered to have osteoporosis, severe calcium deficiency, and decreased elasticity of joint ligaments. If there are no special discomfort symptoms, there is usually no need for a bone density test. It is recommended that pregnant women should routinely take calcium supplements during pregnancy to avoid adverse effects on themselves and their fetuses. It is important to be on time for your maternity checkups and to go through your pregnancy successfully under the guidance of your doctor.