HAVIT Blog
Guides fondés sur la science pour les habitudes, le sommeil, la nutrition et le mouvement.
Récents · 107 articles
Fiber for Satiety and Weight Management: Soluble vs Insoluble Types Compared
Soluble fiber wins for satiety due to gel formation and gut hormone activation, but combining both types delivers the best weight management results.
Fiber for Satiety and Weight Management: Which Types Work Best and How Much You Actually Need
Viscous soluble fibers like beta-glucan and psyllium outperform other types for satiety, with 25-30g daily being the threshold where weight management benefits become significant.
The Hidden Calorie Burn: How Fidgeting and Spontaneous Movement Shape Your Metabolism
Fidgeting and spontaneous movement (NEAT) can account for up to 2,000 calories daily, with lean individuals naturally moving 2.5 hours more than those with obesity—and these patterns can be modified.
Why GLP-1 Medications Quiet the Constant Chatter About Food in Your Brain
GLP-1 medications don't just suppress appetite—they fundamentally change how your brain responds to food cues by dampening reward pathway activity and reducing food-related mental preoccupation.
GLP-1 Muscle Loss Prevention: The Protein Timing Strategy That Actually Works in 2026
Spreading 1.2-1.6g protein per kg across 4 meals with 2.5g leucine each prevents most muscle loss during GLP-1 treatment.
Green Tea's Fat-Burning Promise: What 49 Clinical Trials Actually Show About EGCG
Green tea catechins produce modest but real fat oxidation benefits—about 1.4kg over 12 weeks—but only under specific conditions most people miss.
Gut Hormones and Appetite Regulation: How GLP-1, PYY, and CCK Control Your Hunger
Your gut releases specific hormones after eating that tell your brain to stop—and certain foods trigger stronger signals than others.
High Intensity vs Steady State Cardio for Fat Burning: The 2026 Science Breakdown
Both methods burn similar total fat over time, but HIIT offers a 40% time advantage while steady-state suits beginners and recovery days better.
Morning vs Evening Exercise for Insulin Sensitivity: What Your Body Clock Wants You to Know
Evening exercise shows 25% greater insulin sensitivity improvements for most people, but your chronotype can flip this entirely—night owls and early birds have opposite optimal windows.
Why Your Body Handles Breakfast Better Than Dinner: The Science of Circadian Insulin Sensitivity
Insulin sensitivity peaks in morning hours and declines throughout the day, making breakfast calories metabolically 'cheaper' than identical dinner calories.
Insulin Sensitivity: Why Your Morning Toast and Evening Toast Are Not the Same
Your body processes the same food 25-50% more efficiently in the morning than at night due to circadian rhythms in insulin sensitivity.
Why Your Body Treats a 10 PM Sandwich Differently Than a 10 AM One
Your metabolism runs on a clock—evening calories face slower processing, higher fat storage, and disrupted hunger hormones compared to morning ones.