HAVIT Blog
Guides fondés sur la science pour les habitudes, le sommeil, la nutrition et le mouvement.
Récents · 100 articles
How to Protect Your Sleep When Overnight Guests Throw Off Your Routine
Strategic compromises—like anchoring your wake time and using 'bridge naps'—let you host guests without destroying your sleep architecture.
Perimenopause Sleep Disruption Management: A Non-Hormonal Protocol That Actually Works
Non-hormonal perimenopause sleep management focuses on cooling strategies, strategic sleep timing, and cognitive behavioral techniques to reduce vasomotor-related wake-ups by up to 60%.
The 90-Minute Reset: How to Actually Recover from Argument Stress (Science-Backed Protocol)
A specific 90-minute protocol combining 4-7-8 breathing, 12 minutes of walking, and strategic timing can reduce post-argument cortisol levels 40% faster than passive waiting.
Your Body Thinks You're in Danger: A Post-Breakup Cortisol Management Routine
Breakups spike cortisol by 22% for weeks—targeted routines involving morning light, cold exposure, and social contact can cut recovery time in half.
Post-COVID Return to Exercise: The Gradual Protocol That Prevents Setbacks
Wait 10 days symptom-free, then follow a 5-phase return protocol—rushing back to exercise after COVID can trigger setbacks lasting months.
Post-Illness Exercise Return: Your Heart Rate Recovery Benchmarks for Safe Training
Wait until your resting heart rate returns to within 5 beats of your pre-illness baseline before resuming any moderate exercise after viral infections.
Post-Illness Exercise Return Timeline Protocol: The Above-Neck vs Below-Neck Rule Explained
Use the above-neck vs below-neck symptom rule: runny nose means light exercise is okay after 2-3 days, but chest congestion or fever requires 7-14 days of complete rest before gradual return.
When Can You Actually Move Again? Post-Surgery Exercise Timelines by Procedure Type
Your surgery type determines your movement timeline—laparoscopic patients often walk within hours while joint replacements need 6-12 weeks of structured progression.
Post-Surgery Recovery Nutrition: Why Your Protein Needs Jump 50-100% for Wound Healing
Surgery triggers a metabolic storm requiring 1.5-2g protein per kg body weight daily, with specific amino acids like arginine and glutamine playing starring roles in wound closure.
Post-Vacation Routine Rebuild: The 5-Day Momentum Strategy That Actually Works
A 5-day graduated re-entry protocol helps rebuild post-vacation habits by starting at 40% intensity and adding 15% daily, preventing the all-or-nothing crash that derails most people.
The 72-Hour Window: Why Your Post-Vacation Habits Live or Die in 3 Days
The first 72 hours after vacation determine whether your pre-trip habits survive—here's the behavioral science playbook for protecting your progress.
Post-Vacation Routine Reset: The Science of Recovering Your Habits Fast
Restore your easiest habit first—behavioral momentum research shows this creates a cascade effect that recovers your full routine 47% faster than tackling hard habits.