How many ounces are there in one cup according to U.S. measurements?

In U.S. measurements, one cup is equal to 8 ounces. This conversion is widely used in various contexts, including cooking, nutrition, and beverage measurements. Understanding this basic measurement is essential for accurately following recipes or managing portion sizes, making it an important concept for those entering fields like nursing, where precise measurements can affect patient care and treatment outcomes. The insight into volume measurements helps in both professional and everyday scenarios, ensuring clarity in communication about quantities.