A creatine kinase test is a blood test that measures levels of an enzyme called creatine kinase. This enzyme supports energy ...

Your body produces the enzyme creatine kinase (CK) or creatine phosphokinase to keep your muscles functioning properly.

Your doctor may recommend the creatine phosphokinase (CPK) test if there's a need to measure CPK enzyme levels in your blood. The cells in your body require this creatine kinase enzyme to generate ...