The Kantise Blog
Learn how to understand yourself better through your data
Zone 2: Train Slower, Live Longer
Zone 2 cardio at 60-70% max heart rate builds mitochondria, boosts fat burning, and supports longevity. Learn how to find your personal Zone 2.
Chronobiology: Train at Your Body Peak Time
Learn how your internal biological clock shapes athletic performance and how to find your personal optimal training window.
Procrastination: brain mechanisms and solutions
Procrastination isn’t a willpower problem — it’s a brain response to emotional discomfort. Explore the neuroscience and evidence-based strategies.
Digital detox: what science actually says about attention
What does science actually say about digital detox? Recent studies on smartphone use, sustained attention and cognitive function.
Your Wearable Data at the Doctor's Office: What Your Tracker Can Really Reveal
Heart rate, sleep, HRV — wearables generate unprecedented health data. But can it actually help your doctor? A look at what science really says.
What Your Spotify Data Reveals About Your Mental Health
Your Spotify listening history says more about your emotional state than you might think. Here is what science is discovering by analyzing billions of streams.
What Your GitHub Data Reveals About Your Developer Productivity
Your GitHub commits are more than code: they map your work rhythms, fatigue cycles, and actual productivity. Here is what the data reveals — and how to read it.
Overtraining Syndrome: Recognize the Signs and Recover
Chronic fatigue, dropping HRV, declining performance: how to detect overtraining through your data and find the path back to progress.
Cold plunges and cryotherapy: what science actually says
Muscle recovery, hypertrophy, mood, brown fat: what recent meta-analyses actually validate about cold exposure.
The Science of a 20-Minute Nap: Performance and Biology
Adenosine, sleep inertia, optimal durations, and the caffeine nap: the biology of short napping and its documented effects on cognition.
Quantified Self: why measuring your habits actually changes your behavior
Can simply measuring a habit change it? Behavioral science says yes. Explore the mechanisms of the quantified self, its proven benefits, and the pitfalls to avoid.
Resting Heart Rate: The Health Metric You're Overlooking
Your resting heart rate predicts your longevity. Science shows a 20 bpm rise means 30-50% higher mortality. Here's how to improve it.
Music and Sleep: what science says about your listening habits
Does listening to music before bed really help you sleep? Science says yes — but with surprising nuances. Discover proven effects, pitfalls to avoid, and how your Spotify data reveals your nights.
HRV and Sport: Let Your Heart Rate Guide Your Training
Learn how heart rate variability (HRV) can guide your daily training intensity and recovery — backed by 2025-2026 sports science research.
Correlation between sports and weather: what some athletes still don't know
Comprehensive, scientific analysis of the correlation between sports and weather. Temperature, humidity, wind, rain, altitude: discover how weather really influences sports performance, with studies, examples, strategies and FAQs.