Testosterone: symptoms, blood values and what affects your level
A single testosterone value says little. Which symptoms matter, which five blood values tell the story together, and which dials you can actually turn.
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.
Which blood values explain your recovery, your iron status and the line between fatigue and overtraining? The complete g...
A healthy LDL value, plus how to lower your LDL cholesterol with food, exercise and weight, and when you see a differenc...
Strength training and supplements shift some blood values without anything being wrong. Here is how athletes read their...
What your LDL, HDL, triglycerides and cholesterol ratio really say about your heart, plus why ApoB and Lp(a) are often t...
Does fasted training really burn more fat, or does it just feel that way? We walk through what happens to your blood sug...
Heat and cold are popular for recovery, but what really happens in your body? What the numbers show and what to watch, y...
A week of poor sleep lowers your testosterone, raises your cortisol and worsens your insulin sensitivity. Here is how it...
Alcohol changes your liver values, your recovery and your hormones. What it does to your blood values and how to measure...
The omega-3 index measures your EPA and DHA in your blood cells and reflects heart and recovery. Read the target zones a...
IGF-1 drives muscle growth and recovery, but both low and high levels have downsides. Here is how to read this marker wi...
Your HbA1c is 5.6% and your GP says everything is fine. But 'normal' is not the same as optimal. Here is how to read you...
Your fasting glucose can sit neatly within range for years while your insulin quietly climbs. HOMA-IR lets you calculate...