Tag: Medical measurements

Anthropometric measurements involve the systematic measurement of the physical properties of the human body, such as height, weight, and body mass index (BMI). However, a key distinction exists between these physical dimensions and physiological readings like blood pressure, which is a vital sign reflecting cardiovascular function. This article clarifies why blood pressure is not classified as an anthropometric measurement, despite its close relationship with anthropometric indices.

One US fluid ounce is equivalent to approximately 29.5735 cubic centimeters (cc). Knowing exactly how many ounces are in ccs is vital for precision in many fields, from measuring ingredients for a recipe to administering medical dosages, where even small variations matter.

International units (IU) measure biological activity, while milliliters (mL) measure volume. The common misconception that 400 IU is equal to 1 mL arises from the labeling of certain liquid vitamin D supplements, but this is specific to that product's concentration, not a universal rule. Confusion between these two distinct units can lead to serious dosing errors, especially with sensitive medications or supplements.