Elevated blood levels of a specific protein may help scientists predict who has a better chance of bouncing back from a traumatic brain injury. The protein, called neurofilament light or NfL for short ...
Medically reviewed by Femi Aremu, PharmD A creatine kinase (CK) test measures the levels of the enzyme in your blood.If you have high CK levels, this can be a sign of damage to the muscles, heart, or ...