Regardless of the cause, you are likely to want to stop the diarrhea as soon as possible. However, for a pregnant woman, taking anti-diarrhea medications isn't safe, so other methods to stop the diarrhea must be used.
vital, adj necessary to or pertaining to life. vital capacity, n a measurement of the amount of air that can be expelled at the normal rate of exhalation after a maximum inspiration, representing the greatest possible breathing capacity.ital capacity. the greatest volume of gas that, following maximum inspiration, can be expelled during a complete, slow, unforced expiratory maneuver; equal to inspiratory capacity plus expiratory reserve volume. This is a commonly made and practicable measurement in humans but is not so in animals.
vital. adj. 1. (Biology) essential to maintain life: the lungs perform a vital function. 2. forceful, energetic, or lively: a vital person. 3. (Biology) of, relating to, having, or displaying life: a vital organism. 4. indispensable or essential: books vital to this study. 5. of great importance; decisive: a vital game. 6. influencing the course of life, esp negatively: a vital treachery.