Insights for better health.
Evidence-based articles on biomarkers, longevity, and the science of preventative health — written by the ChXhealth team.
biomarkersPre-Conception Fertility Check: Biomarkers Worth Testing
Before trying to conceive, a baseline blood test can clarify hormonal balance and surface any nutrient gaps worth addressing fi...
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biomarkersBrain Fog Explained: Biomarkers Worth Checking
Brain fog has a small list of common biomarker causes. Iron, B12, thyroid, blood sugar, hormones. Learn what to test.
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biomarkersUnexplained Weight Gain in Women: Biomarkers to Investigate
Weight gain that resists lifestyle effort has identifiable biomarker drivers. Thyroid, insulin, cortisol, hormones. Learn what ...
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hormonesOestradiol Through Perimenopause: What to Expect
Oestradiol falls and fluctuates through perimenopause. Learn what blood test patterns mean and how to interpret them.
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blood-testWhat Is a Reference Range? Why Ranges Differ
Reference ranges differ between labs and assays. Here is how to read them confidently and understand the variation.
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B12 deficiencyVitamin B12 deficiency: symptoms, causes, and how to test
Vitamin B12 deficiency is sneaky: vegetarians, older adults, and people on common medications are most at risk. Here's how to s...
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biomarkersWhat Your Sleep Says About Your Hormones
Poor sleep is both a symptom and a cause of hormonal imbalance. Learn which biomarkers connect to common sleep issues.
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brain-fogVitamin B12 and Brain Fog: When to Test
B12 deficiency can cause brain fog, fatigue and memory problems long before classic anaemia symptoms appear. Learn when testing...
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biomarkersCholesterol explained: LDL, HDL, triglycerides — what the numbers mean
Heart disease causes 1 in 4 UK deaths. Understanding your LDL, HDL, triglycerides and the ratios between them is one of the hig...
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