Cardiology
Understanding Your Cholesterol Numbers
By Content Writer, Dunman Medical Clinic
A cholesterol test reports several numbers — total cholesterol, LDL, HDL, and triglycerides — and it's the pattern between them, not any single figure in isolation, that actually matters for cardiovascular risk. Understanding the basic roles of each makes a cholesterol review far more useful than treating it as a single pass-or-fail number.
LDL cholesterol is often called 'bad' cholesterol because higher levels are associated with plaque buildup in arteries, while HDL is called 'good' cholesterol because it helps remove excess cholesterol from the bloodstream. This is why two people with the same total cholesterol number can have meaningfully different risk profiles — the balance between LDL and HDL matters more than the total alone.
Triglycerides, a separate type of fat in the blood, are measured in the same panel and are particularly sensitive to diet, alcohol, and recent food intake, which is part of why fasting is usually required before this test. Elevated triglycerides alongside low HDL is a pattern worth specific attention, since it's associated with metabolic risk beyond cholesterol alone.
Practical tips
Look at the ratio, not just the total
The balance between LDL and HDL is generally more informative for risk than the total cholesterol figure on its own.
Fast before the test if instructed
Triglycerides especially are sensitive to recent food intake — confirm fasting requirements before your blood draw.
Lifestyle changes move these numbers meaningfully
Diet, exercise, and reducing alcohol intake can shift cholesterol and triglyceride levels over a matter of months, often before medication is even considered.
Family history changes the risk calculation
The same cholesterol numbers carry different weight depending on your family history of heart disease — mention this at your review.
When to see a doctor
Book a review if it's been over a year since your last lipid panel, or sooner if you have risk factors like high blood pressure, diabetes, smoking, or a family history of early heart disease.
Have questions about cardiology?
Book a video consultation with a Dunman Medical Clinic doctor.
Book a consultationRelated services at Dunman Medical Clinic
- Health Screening (Complex) including a full lipid panel
- Blood pressure and cholesterol monitoring
- Chronic disease management for high cholesterol
This article is for general information only and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified doctor about your specific situation. If you are experiencing a medical emergency, call 995 immediately.