Flow measurement is the quantification of bulk fluid movement. Flow can be measured in a variety of ways. Positive-displacement flow meters accumulate a fixed volume of fluid and then count the number of times the volume is filled to measure flow.
The following herbs have been rated Likely Safe or Possibly Safe for use during pregnancy:4. 1  Red Raspberry Leaf â Rich in iron, this herb has helped tone the uterus, increase milk production, decrease nausea, and ease labor pains. 2  Peppermint Leaf â Helpful in relieving nausea/morning sickness and flatulence.
For expectant moms, even beverage choices during pregnancy can feel like endless lists of do's and donâts. Enjoying a warm cup of soothing, naturally caffeine-free herbal tea is possible during pregnancy. Though several herbal teas are recognized as safe during pregnancy, many are not. Consult your prenatal care provider to discuss using any herbal products during your pregnancy.