Dear Doctor: Is there a difference in how blood test results are calculated from one lab to another?

I’m a 74-year-old male in good health. My lab work has been pretty consistent over several years. My cholesterol level is ...
CNN

‘Big step forward’: New lab tests may accelerate Parkinson’s diagnosis and research

A lab test that can tell doctors if someone has Parkinson’s disease is a long-sought goal of researchers. Doctors currently diagnose the progressive condition by looking for telltale physical symptoms ...
Monthly Prescribing Reference

FDA Clears Lab-Based Blood Test to Aid in Concussion Assessment

CT scan of a brain of a patient with subdural hemorrhage, interhemispheric hemorrhage and cerebral edema from trauamatic brain injury (TBI). (CT scan of a brain of a patient with subdural hemorrhage, ...
CNET

At-Home Sleep Tests vs. Lab Studies: Is At-Home Just as Good?

At-home sleep tests are convenient and cheaper than lab studies. But there are some major differences you should know before buying. Taylor Leamey Former Senior Writer Taylor Leamey wrote about all ...
Lifehacker

I Got My VO2Max Tested in a Lab to See Which of These Nine Fitness Devices Was Most Accurate

I’m not surprised that Garmin did well, but I am surprised by some of the watches at the bottom of the list. Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal ...