Creatine Kinase
Heart & Lipids blood
What It Is
Creatine kinase is an enzyme found in the heart, brain, and skeletal muscles.
Why It Matters
CK levels help assess muscle damage and can be useful after intense exercise or when investigating muscle disorders.
If Levels Are High
Elevated CK can indicate muscle injury, intense exercise, heart attack, or myopathy.
If Levels Are Low
Low CK is generally not a concern.
Preparation
Avoid strenuous exercise for 24–48 hours before the test.
How Often to Test
As clinically indicated.
Panels Including This Marker
Important Disclaimer
This information is for educational purposes only and does not constitute medical advice or diagnosis. Results should be interpreted in clinical context by a qualified healthcare professional. If you have severe symptoms or urgent concerns, seek urgent medical help.