good sleep and lower blood sugar

Sleep Better and Lower Blood Sugar

September 15, 20252 min read

Simple Ways to Sleep Better and Lower Blood Sugar


Introduction

High blood sugar isn’t just about what you eat. Stress and poor sleep can raise numbers just as much as food — and for many people, they’re the hidden drivers of frustrating morning highs.


Section 1: The Stress–Blood Sugar Connection

  • Stress hormones = survival response.

  • Cortisol tells your liver to dump glucose into the blood.

  • For people with insulin resistance, this leads to spikes that don’t get cleared.

  • Example: stressful work presentation → higher fasting glucose the next day.


Section 2: Sleep and Insulin Sensitivity

  • Research shows even one bad night of sleep can make you more insulin resistant.

  • Less sleep → more cravings → worse food choices.

  • Sleep loss raises cortisol at night → fasting glucose higher in the morning.


Section 3: Practical Sleep Habits That Help

  1. Set a sleep window: 10 PM–6 AM (adjust to your lifestyle).

  2. Create a wind-down routine: 30 minutes no screens, read a book, stretch.

  3. Dark + cool bedroom: Aim for 65–68°F, blackout curtains if needed.

  4. Cut caffeine early: No coffee or tea after 2 PM.

  5. Limit alcohol: Even one glass of wine can fragment sleep.


Section 4: Simple Stress Management Tools

  1. Box Breathing: Inhale 4, hold 4, exhale 4, hold 4 (repeat 2–3 cycles).

  2. Movement: Gentle walk, yoga, or stretching reduces cortisol.

  3. Mini breaks: Step away from desk, go outside for fresh air.

  4. Mindset shift: Write down 3 wins or gratitudes before bed to calm racing thoughts.


Section 5: The Cortisol–Glucose Cycle

  • Stress → higher glucose → poor sleep → more cravings → higher stress.

  • Breaking the cycle is key.

  • Choose one daily stress tool and one sleep habit to start the reset.


Section 6: A 7-Day Sleep & Stress Reset Challenge

  • For 7 days, track bedtime, hours slept, stress rating, and fasting glucose.

  • Notice how even one more hour of sleep or one stress tool changes your numbers.


Conclusion

Your blood sugar reflects more than just food. By improving sleep and managing stress, you give your body the rest and balance it needs to handle glucose better.

Start small: a bedtime routine, a short breathing exercise, or a walk after dinner. In just one week, you may see improvements in both your fasting numbers and your energy.


Call to Action

👉 Want more guidance like this every week? Join my Blood Sugar Reset Membership for weekly coaching, tools, and a supportive community.


Dr. Alexandra Santamaria is a health coach, clinical pharmacist, and functional medicine advocate who helps busy adults with Type 2 diabetes lower blood sugar, lose weight, and reduce medications naturally. She combines science, personal experience, and compassionate coaching to empower lasting health transformation.

Alexandra Santamaria, PharmD, CDCES

Dr. Alexandra Santamaria is a health coach, clinical pharmacist, and functional medicine advocate who helps busy adults with Type 2 diabetes lower blood sugar, lose weight, and reduce medications naturally. She combines science, personal experience, and compassionate coaching to empower lasting health transformation.

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