Which vital sign indicates body temperature?

The vital sign that indicates body temperature is temperature itself, which measures the body’s ability to generate and dissipate heat. Body temperature is a crucial indicator of health, as it reflects the body's metabolic processes and overall condition. A normal body temperature usually ranges around 98.6 degrees Fahrenheit (37 degrees Celsius), but it can vary slightly among individuals.

Pulse, blood pressure, and respiration also play important roles in assessing an individual's health, but they measure different physiological parameters. Pulse reflects heart rate and rhythm, blood pressure assesses the force of blood against artery walls, and respiration measures the rate of breathing. While these vital signs provide valuable information about cardiovascular and respiratory health, they do not directly indicate body temperature. Instead, temperature is specifically measured using thermometers and is essential for determining if a person has a fever, hypothermia, or is maintaining a normal body temperature.