The Clarity Journal

Evidence-based articles on blood testing, biomarkers, and preventive health.

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Red blood cells, representing a full blood count

Understanding Results

Is a Full Blood Count Worth It?

8 min read

Abstract smoke representing inflammation markers

Heart Health

hs-CRP: what tracking inflammation tells you about heart risk

8 min read

Cyclist representing cardiovascular health and lipid testing

Heart Health

Is a Lipid Panel Worth It?

10 min read

Morning tea ritual representing metabolism and thyroid function

Hormones

Full thyroid panel: TSH alone misses Hashimoto's

Thyroid disorders affect 1 in 8 women over their lifetime—10 times more common than in men. With over 1 million Australians living with an undiagnosed thyroid condition, the question isn't whether to test, but when. Here's what the research shows about TSH vs full panels—and why waiting for symptoms may mean you've already missed years of optimal function.

8 min read

Athletic pulse representing ApoB and cardiovascular markers

Heart Health

ApoB: why 2026 ACC/AHA and NLA guidelines centre it for heart risk

The 2026 ACC/AHA dyslipidemia guideline (co-authored by the National Lipid Association) gave ApoB an official seat in the heart-risk algorithm. With 10-20% of people having "normal" LDL but elevated particle numbers, this is the test that catches the risk cholesterol misses.

10 min read

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