Science portal
AI chatbot for health questions: how much you can trust the answer
AI chatbot for health questions: how far you can trust the answer The essentials at a glance An AI chatbot classifies; it does not recognize anything. It can explain what a symptom may indicate, which questions make sense to ask...
Genotype and phenotype: the difference and what lies between them
Genotype and phenotype: the difference and what lies in between The essentials at a glance The genotype is the predisposition encoded in your cells. The phenotype is what it actually becomes in life. Between them lies a layer that no...
Genotyping or sequencing: the difference in the process
Genotyping or sequencing: the difference in methods The key points at a glance Genotyping examines a predetermined list of individual positions in the genome. Sequencing reads a section letter by letter, without such a list. The difference is not one...
Understanding Estradiol Levels: What Your Lab Report Says—and What It Doesn’t
Understanding estradiol levels: What your laboratory test result shows—and what it does not The essentials at a glance An estradiol value can only be interpreted using the reference range printed on your own test result. The Institute for Quality and...
Capillary blood: how measurement from the finger works
Where the drop comes from, what it contains, and how it differs from drawing blood from a vein—with the limitations that are rarely mentioned.
How is testosterone measured: procedure, timing, levels
Why the time of blood collection shifts testosterone levels, what the reference range really means, and when testing is actually worthwhile.
Lipopolysaccharide explained simply: what LPS means in the gut
LPS are found on the outer membrane of many intestinal bacteria. What constitutes a technical term, what remains an interpretation, and why a microbiome test does not measure them.
Progesterone levels: what determines them and what does not increase them
Progesterone level: what determines it and what does not raise it The essentials at a glance “Raise progesterone” is one of the most frequently searched phrases related to hormones. Online answers range from herbs and vitamins to creams. What is...
Boosting metabolism: what’s actually proven
Boosting your metabolism: what is supported by evidence The essentials at a glance Metabolism is not an engine you can rev up. It is the sum of all the processes by which the body obtains and uses energy, and by...