Is your heart functioning properly? There is a test which can measure this, which is often recommended by medical ...

Your doctor says everything looks fine, but you still feel terrible. The problem might not be your health but how labs define “normal.” Understanding the difference between normal and optimal could ...

Finnish researchers found that hemoglobin levels that are within the normal range but at the lower end may be beneficial for ...

Blood pressure (BP) is a vital marker of cardiovascular health, yet many people misunderstand what constitutes normal versus too high or too low. Simply put, blood pressure measures the force your ...

Please provide your email address to receive an email when new articles are posted on . Elevated but “normal” blood glucose may be a target for cardiovascular disease risk reduction. Researchers ...

Men with a PSA level above the median for their age group are at higher risk for prostate cancer. The concept of what is "normal" enters into nearly every aspect of clinical decision making. For ...

Labs calculate normal by testing everyone who walks through the door, including patients with undiagnosed conditions and chronic diseases. The middle 95 percent becomes the reference range, whether ...