Discover articles on blood values, health and prevention. Clear, well-sourced explanations that help you understand your blood test and your results better.
A single testosterone value says little. Which symptoms matter, which five blood values tell the story together, and which dials you can actually turn.
What does your testosterone result actually mean? How to read total, free and SHBG together, and which reference ranges fit each age.
The InsideTracker panel measures 36 biomarkers for performance, recovery and hormones. Every result reviewed by a BIG-re...
Testosterone can lower your HDL, especially in oral form. What injections and gels do differently, and which blood lipid...
You train well, eat well and sleep, but stay tired. Which blood values reveal the most common causes, you read here.
Does magnesium really help against cramp and for sleep, and which form do you choose? What the numbers do and do not sup...
Lp(a) is largely genetically determined and rarely measured by default. What the marker means, which value is elevated a...
Creatine raises your creatinine slightly and changes your hydration, but does not damage the kidneys in healthy people....
No single blood value proves overtraining, yet cortisol, CK and CRP together give direction. How to read the pattern, yo...
Lowering triglycerides works faster than many people expect. Why fast carbs and alcohol are the biggest lever, and why y...
Eating a lot of protein does not damage the kidneys in healthy people, research shows. What it does do to your blood val...
Why do endurance athletes lose more iron, and why does a standard blood test often miss it? Which values you really need...
You can raise HDL cholesterol mostly through lifestyle, but the gain is modest. Why your ratio and HDL function matter m...
In strength athletes, high creatinine usually comes from muscle mass and creatine, not your kidneys. Here is how to read...