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.
Try lemon essential oil. Studies have shown that lemon essential oil can help reduce nausea, particularly during pregnancy. In addition, it can reduce the rate of vomiting if you're having that problem while pregnant. Plus, the light, citrusy scent can drown out other scents that may be causing nausea.