Biomarkers | Tag | Blog

Blood Values • Feb 2, 2026

What is a normal PSA level and what does elevation mean? Learn about normal values by age and when testing is worthwhile...

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Vitalcheck

1 min read

Blood Values • Feb 1, 2026

What is cortisol and when is it too high or low? Learn about normal values, stress impact and tips to keep cortisol bala...

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Vitalcheck

1 min read

Blood Values • Jan 31, 2026

Vitamin D deficiency is common in the Netherlands. Learn about symptoms, risk groups and how to detect it with a blood t...

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Vitalcheck

1 min read

Blood Values • Jan 30, 2026

Vitamin B12 deficiency can lead to fatigue and nerve problems. Learn about symptoms, risk groups and how to detect it.

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Vitalcheck

1 min read