Laboratory testing supports most clinical decision-making; however, the concept of a fixed “normal” value is theoretical. Studies have suggested that approximately 7 out of 10 clinical decisions rely ...

Heart rate variability (HRV) is a known risk factor for mortality in both healthy and patient populations. There are currently no normative data for short-term measures of HRV. A thorough review of ...

Medically reviewed by Anisha Shah, MD Key Takeaways Normal blood pressure for adults is less than 120/80 mmHg.High blood ...

A set of normal values of three-dimensional echocardiographic right ventricular volume and function was first established in a large Chinese population, which was significantly smaller than those ...