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 ...

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 brain. A doctor may order a CK test if ...

Although creatine can be found naturally in foods like seafood and red meat, and bodies replaces about 1 to 3 grams a day to ...

Here are some blood tests a nephrologist recommends for every individual who takes gym supplements for bodybuilding.

When a simple test could change the course of a life, it can be a uniting force to call for change. For these four families, access to testing has helped end the painful search for answers when their ...

I received an interesting note about the supplement creatine, a compound from three amino acids that is mostly found in the body's muscles and brain. It was from an older reader who takes creatine and ...

The Allen family spent the first two years of their youngest son Lucas’ childhood searching for answers. Lucas was not making any sounds—no babbling or even crying. His parents noticed signs of low ...

Add Yahoo as a preferred source to see more of our stories on Google. ABC4's Emily Clark speaks with two families who are pushing to early testing for creatine deficiency in babies. Amazon is selling ...