Technology
AI and technology applied to nutrition: how they work, what they can do today and what really changes in your day to day.
Calorie counting apps: free or paid? What you are actually paying for
What is genuinely free in a calorie app, what costs money and why. The four business models, what you pay with in each — and when paying is not worth it.
How to choose a calorie counting app: 2026 guide
Not all calorie counting apps are the same. A 2026 guide to choosing well: database vs barcode vs AI photo, real accuracy, privacy.
Counting calories with a photo: is the AI accurate?
The honest answer on the accuracy of counting calories from a photo: what the AI gets right, where it fails (the portion).
Count calories without weighing food: methods that work
You do not need a scale to control what you eat. Methods to estimate calories and portions without weighing: your hand, the plate method.
Food diary: why logging what you eat works
Keeping a food diary is one of the most science-backed habits for losing weight. Why it works, how to do it without stress, and how to avoid abandoning it.
Food scanner app: how it works
How a food scanner app works: AI photo, barcode and label. What it recognises, where the limit is and how it saves you typing every food.
How Calorie Counting From a Photo Works: What the AI Does and How Accurate It Is
How an app counts calories from a photo: it recognizes the foods, estimates the portion and looks up a nutrition database. What studies say about its accuracy.
Smartwatch For Better Health: Which Metrics Really Matter
Honest guide on how to use your smartwatch: high-value metrics (HRV, sleep, steps, VO2 max) vs noise, data validity and actionable routines.
Big Data and Personalized Nutrition: What Really Works in 2026
How big data and AI are changing nutrition: what current science delivers, what is still hype, and how to use personalization without losing common sense.
How artificial intelligence is revolutionizing personal nutrition
Discover how AI analyzes your food from a photo, generates personalized meal plans, and helps you eat better without effort.