Definition - What does Radio Frequency Identification Reader (RFID Reader) mean? A radio frequency identification reader (RFID reader) is a device used to gather information from an RFID tag, which is used to track individual objects. Radio waves are used to transfer data from the tag to a reader. RFID is a technology similar in theory to bar codes.
During pregnancy a womanâs blood volume doubles to support and nourish the growing fetus, meaning she needs even more daily iron to meet the blood count demands. A pregnant woman needs 27 milligrams of iron per day -- 30 percent more than when she's not pregnant. If you're breastfeeding, your iron needs decrease to 9 milligrams a day.
Iron deficiency anemia --a lack of iron in the blood--occurs in about 20 percent of pregnant women in the United States.Iron is an important nutrient during pregnancy, so it's important to be sure you have an adequate intake.ron deficiency anemia --a lack of iron in the blood--occurs in about 20 percent of pregnant women in the United States.