Tropical nights and HRV: interpreting a drop without panicking
Heat can alter heart rate, HRV and sleep, but a single score is not a diagnosis. A measurement protocol and safe decisions during a heatwave.
Read the analysisThe biohacking register
Analyses, protocols and critiques to distinguish useful signals from noise in nutrition, sleep, performance and supplementation.
Recent features
Do two eggs a day help you lose weight? What the trials say
Two eggs can improve satiety in a structured meal, but they do not burn fat. A protocol, limitations and a look at cholesterol.
Bacopa monnieri: how long does it take to work?
Taking bacopa and feeling nothing? Normal: trials measure an effect after 12 weeks, not before. What it really improves, what it doesn't do, and how to test it.
Swiss Water decaf coffee: really better than the rest?
Swiss Water avoids decaffeination solvents, but it isn’t the only safe option. Processes, residues, caffeine, taste and how to choose.
Stamets Stack: evidence, risks and legality in France
Lion’s Mane, psilocybin and niacin have never demonstrated clinical synergy. An analysis of microdosing, neuroplasticity and French law.
Turkesterone: natural anabolic or marketing? The studies
Turkesterone has not been shown to increase muscle in humans. An analysis of the trials, extrapolation from ecdysterone, and product risks.