HAVIT Blog
Guides fondés sur la science pour les habitudes, le sommeil, la nutrition et le mouvement.
Récents · 107 articles
The 15-Minute Post-Meal Walk: Why Timing Your Steps After Eating Changes Everything
Walking 15-30 minutes after meals reduces glucose spikes by up to 50% more than walking an hour later—timing matters as much as duration.
Menopause Metabolism Slowdown: How to Adapt Your Diet and Exercise After 50
Menopause shifts where fat stores and how muscle responds, but strategic protein intake and resistance training can offset most metabolic changes.
Protein's Thermic Effect: Why Your Calorie Math Has Been Wrong All Along
Protein costs your body 20-30% of its calories just to digest, meaning 100 calories of chicken breast delivers only 70-80 usable calories—a fact most calorie counters ignore.
Refeeding After a Diet: The Metabolism Recovery Protocol That Actually Prevents Regain
Add 50-100 calories weekly post-diet, prioritize carbs and protein, and expect 8-12 weeks before your metabolism fully recovers—rushing this process is why most dieters regain weight.
Refeeding Syndrome After Extreme Dieting: Warning Signs Your Body Sends When You Start Eating Again
Refeeding syndrome can cause life-threatening electrolyte shifts within 72 hours of resuming normal eating after severe calorie restriction—knowing the warning signs could save your life.
Refeeding Syndrome Prevention After Calorie Restriction: Your Complete Recovery Guide
Gradually increase calories by 200-300 daily while monitoring phosphate levels to prevent dangerous refeeding complications after extended dieting.
Reverse Dieting for Metabolism Recovery: The 2026 Protocol After Extended Calorie Deficits
Reverse dieting—adding 50-150 calories weekly for 8-16 weeks—can restore metabolic rate by 12-18% after extended deficits while limiting fat regain to under 3%.
Set Point Theory: Is Your Body Fighting Your Weight Loss Goals in 2026?
Your body defends a weight range through hormonal and metabolic mechanisms, but emerging research shows this 'set point' can shift with sustained lifestyle changes over 1-3 years.
Set Point Theory vs Settling Point: What Science Actually Says About Your Body's Weight Regulation in 2026
Your body doesn't defend a single fixed weight; instead, it settles at a range influenced by environment, habits, and biology working together.
Why 4 Hours of Sleep Made Scientists Eat 559 Extra Calories the Next Day
Cutting sleep to 4 hours increases ghrelin by 28% and drops leptin by 18%, driving an extra 559 calories of daily intake.
Sleep Deprivation Rewires Your Metabolism: The Science of Why Tired Bodies Crave More
Poor sleep doesn't just make you tired—it biochemically reprograms your body to store fat and crave junk food.
Spicy Food and Metabolism: What Capsaicin Actually Does to Your Body
Capsaicin can increase metabolic rate by 50-100 calories daily at effective doses, but the effect is modest and works best as part of broader lifestyle changes.