Signs and symptoms are measures of various physiological statistics in order to assess the most basic body functions, and vary with age, sex, weight, exercise tolerance, and physical condition.

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Signs and symptoms are indicators of a disease, condition, or injury. Signs are objective and can be measured or observed by others, while symptoms are subjective and experienced by the patient. They do not refer to physiological statistics but to evidence of health issues.

Signs and Symptoms Are Measures of Various Physiological Statistics in Order