What Alcohol Does To Your Body, Brain & Health | Huberman Lab Podcast #86 [e52d41]

2025-09-13

The Ultimate Guide to Managing Your Blood Sugar Levels

Maintaining healthy blood sugar levels is crucial for overall well-being. Whether you're managing diabetes, prediabetes, or simply aiming for a healthier lifestyle, understanding how to control your blood sugar is essential. This comprehensive guide breaks down the key strategies you can implement to achieve stable and healthy glucose levels.

Understanding Blood Sugar and Its Importance

Blood sugar, or glucose, is the primary source of energy for your body's cells. It comes from the food you eat, and its levels are primarily regulated by insulin, a hormone produced by the pancreas. When you eat, carbohydrates are broken down into glucose, which enters the bloodstream. Insulin helps glucose move from the blood into your cells, where it can be used for energy.

  • Why is it important to manage blood sugar? Chronically high blood sugar levels (hyperglycemia) can lead to serious health complications, including:

    • Type 2 Diabetes: Insulin resistance or insufficient insulin production.
    • Heart Disease: Increased risk of cardiovascular problems.
    • Nerve Damage (Neuropathy): Tingling, numbness, and pain, especially in the extremities.
    • Kidney Damage (Nephropathy): Impaired kidney function, potentially leading to kidney failure.
    • Eye Damage (Retinopathy): Vision loss or blindness.
  • Low blood sugar (hypoglycemia) can also be dangerous, causing symptoms like shakiness, confusion, and even loss of consciousness.

Key Strategies for Blood Sugar Management

Managing blood sugar levels effectively involves a combination of diet, exercise, medication (if prescribed), and regular monitoring.

1. Dietary Changes for Stable Blood Sugar

Your diet plays a significant role in your blood sugar control.

  • Focus on Complex Carbohydrates: Choose whole grains, fruits, vegetables, and legumes over refined carbohydrates like white bread, pasta, and sugary drinks. These foods are digested more slowly, resulting in a gradual rise in blood sugar.
  • Prioritize Fiber-Rich Foods: Fiber slows down the absorption of glucose, preventing spikes in blood sugar levels. Good sources include oats, beans, lentils, apples, and broccoli.
  • Limit Added Sugars: Avoid sugary drinks, candy, pastries, and processed foods with hidden sugars. Read food labels carefully and be mindful of serving sizes.
  • Include Lean Protein: Protein helps stabilize blood sugar by slowing down the absorption of carbohydrates. Choose lean sources like chicken, fish, tofu, and beans.
  • Healthy Fats are Essential: Incorporate healthy fats like avocados, nuts, seeds, and olive oil. They promote satiety and improve insulin sensitivity.
  • Portion Control: Be mindful of your portion sizes fasting blood sugar of 118 to avoid overeating. Use smaller plates and measure your food to ensure you're consuming appropriate amounts.

2. The Power of Exercise in Blood Sugar Regulation

Regular physical activity is a crucial component of blood sugar management.

  • Benefits of Exercise:

    • Improves insulin sensitivity.
    • Helps your body use glucose more effectively.
    • Lowers blood sugar levels.
    • Aids in weight management.
    • Reduces stress.
  • Types of Exercise:

    • Aerobic Exercise: Activities like brisk walking, jogging, swimming, and cycling. Aim for at least 150 minutes of moderate-intensity aerobic exercise per week.
    • Strength Training: Lifting weights, using resistance bands, or doing bodyweight exercises. Strength training helps build muscle mass, which can improve insulin sensitivity. Aim for strength training at least twice a week.
    • Flexibility Exercises: Stretching and yoga can improve flexibility and reduce stress.
  • Important Considerations:

    • Check your blood sugar before, during, and after exercise, especially if you are taking insulin or oral medications.
    • Carry a snack with you in case your blood sugar drops too low during exercise.
    • Stay hydrated by drinking plenty of water.

3. Medication and Insulin Therapy

If lifestyle modifications are not sufficient to manage your blood sugar, your doctor may prescribe medication or insulin therapy.

  • Common Medications for Type 2 Diabetes:

    • Metformin: Reduces glucose production in the liver and improves insulin sensitivity.
    • Sulfonylureas: Stimulate the pancreas to produce more insulin.
    • DPP-4 Inhibitors: Increase insulin release and decrease glucagon secretion.
    • GLP-1 Receptor Agonists: Stimulate insulin release, slow gastric emptying, and reduce appetite.
    • SGLT2 Inhibitors: Increase glucose excretion in the urine.
  • Insulin Therapy:

    • Insulin is essential for people with type 1 diabetes and may be necessary for some individuals with type 2 diabetes.
    • Different types of insulin are available, including rapid-acting, short-acting, intermediate-acting, and long-acting.
    • Your doctor will determine the appropriate type and dosage of insulin based on your individual needs.
  • Importance of Following Doctor's Instructions: Take medications or insulin as prescribed and follow your doctor's recommendations for monitoring your blood sugar levels.

4. Regular Blood Sugar Monitoring

Monitoring your blood sugar levels is crucial for understanding how your body responds to different foods, activities, and medications.

  • Methods of Monitoring:

    • Blood Glucose Meter: Use a blood glucose meter to check your blood sugar at home. Follow the instructions provided with your meter.
    • Continuous Glucose Monitor (CGM): A CGM is a device that continuously monitors your blood sugar levels throughout the day and night.
  • Frequency of Monitoring:

    • The frequency of monitoring depends on your individual needs and your doctor's recommendations.
    • People with type 1 diabetes typically need to check their blood sugar multiple times a day.
    • People with type 2 diabetes may need to check their blood sugar less frequently, especially if they are well-controlled with lifestyle modifications or oral medications.
  • Target Blood Sugar Ranges:

    • Consult with your healthcare provider to determine your individual target blood sugar ranges.
    • General guidelines for people with diabetes are:
      • Before meals: 80-130 mg/dL
      • 2 hours after meals: Less than 180 mg/dL

5. Stress Management and Sleep Hygiene

Stress and lack of sleep can significantly impact blood sugar levels.

  • Stress Management:

    • Stress hormones like cortisol blood sugar level 350 can increase blood sugar.
    • Practice stress-reducing techniques such as:
      • Meditation
      • Yoga
      • Deep breathing exercises
      • Spending time in nature
      • Engaging in hobbies
  • Sleep Hygiene:

    • Lack of sleep can affect insulin sensitivity and lead to increased blood does blood sugar affect eyesight sugar levels.
    • Aim for 7-8 hours of quality sleep each night.
    • Establish a regular sleep schedule.
    • Create a relaxing bedtime routine.
    • Avoid caffeine and alcohol before bed.

Advanced Strategies and Considerations

Understanding the Glycemic Index and Load

The Glycemic Index (GI) ranks carbohydrates based on how quickly they raise blood sugar levels. Foods with a high GI cause a rapid spike, while low GI foods are digested more slowly. The Glycemic Load (GL) takes into account both the GI and the amount of carbohydrate in a serving of food. Focusing on low to medium GI/GL foods can aid in managing blood sugar.

The Role of Gut Health

Emerging research highlights the connection between gut health and blood sugar control. A balanced gut microbiome can improve insulin sensitivity and reduce inflammation. Consider incorporating probiotics and prebiotics into your diet. Probiotics are beneficial bacteria found in fermented foods like yogurt and kimchi, while prebiotics are fibers that feed these bacteria.

Working with a Healthcare Team

Managing blood sugar effectively often requires a collaborative approach. Work closely with a team that may include a:

  • Endocrinologist: A doctor specializing in hormonal disorders, including diabetes.
  • Registered Dietitian: Provides personalized dietary advice and helps you create a meal plan.
  • Certified Diabetes Educator: Offers education and support for managing diabetes.
  • Primary Care Physician: Oversees your overall health and coordinates care.

Potential Challenges and Troubleshooting

Managing blood sugar levels isn't always straightforward. Here are some common challenges and how to address them:

  • Hypoglycemia (Low Blood Sugar)
    • Symptoms: Shakiness, sweating, dizziness, confusion.
    • Treatment: Consume 15-20 grams of fast-acting carbohydrates (glucose tablets, juice, or hard candy). Check your blood sugar again after 15 minutes. Repeat if necessary.
  • Hyperglycemia (High Blood Sugar)
    • Symptoms: Increased thirst, frequent urination, blurred vision.
    • Treatment: Check your blood sugar. Drink plenty of water. Follow your doctor's instructions for managing high blood sugar, which may include adjusting your medication or insulin dosage.
  • Dawn Phenomenon: A natural rise in blood sugar in the early morning hours, often due to hormonal changes. Discuss with your doctor to adjust medication timing or meal planning.
  • Somogyi Effect: Rebound hyperglycemia caused by nighttime hypoglycemia. Monitoring your blood sugar overnight can help identify this.

Creating a Personalized Blood Sugar Management Plan

No one-size-fits-all approach exists for managing blood sugar levels. It's crucial to work with your healthcare provider to develop a personalized plan that addresses your individual needs and goals. Your plan should include:

  • Target blood sugar ranges.
  • Dietary recommendations.
  • Exercise guidelines.
  • Medication or insulin regimen (if prescribed).
  • Frequency of blood sugar monitoring.
  • Strategies for managing stress and sleep.
  • Regular follow-up appointments with your healthcare team.

Staying Informed and Seeking Support

Stay informed about the latest advancements in blood sugar management by reading reputable sources, attending educational events, and joining support groups. Connect with others who are also managing their blood sugar; sharing experiences and offering encouragement can be incredibly helpful. The American Diabetes Association and the Juvenile Diabetes Research Foundation are excellent resources.

Monitoring Metrics and Tracking Progress

Effective blood sugar management involves consistent tracking and monitoring key health metrics. The table below lists important measures to monitor, along with their impact:

Metric Description Importance
Fasting Blood Sugar Blood sugar level after an overnight fast. Indicates overall blood sugar control and insulin sensitivity.
Postprandial Blood Sugar Blood sugar level 1-2 hours after eating. Reflects how your body processes carbohydrates from a meal.
HbA1c (Glycated Hemoglobin) Average blood sugar level over the past 2-3 months. Provides a long-term measure of blood sugar control.
Blood Pressure Force of blood against artery walls. High blood pressure is a common complication of diabetes.
Cholesterol Levels Measure of fats in the blood (LDL, HDL, Triglycerides). Abnormal cholesterol levels increase the risk of heart disease.
Weight Body weight in kilograms or pounds. Weight management is crucial for improving insulin sensitivity.
Waist Circumference Measurement around the waist. Indicates abdominal fat, which is linked to insulin resistance.

Conclusion: Empowering Yourself for Optimal Blood Sugar Control

Managing blood sugar levels is a lifelong journey that requires dedication, education, and support. By implementing the strategies outlined in this guide and working closely with your healthcare team, you can empower yourself to achieve optimal blood sugar control and improve your overall health and well-being. Remember to celebrate your successes and be patient with yourself along the way. Small, consistent changes can make a big difference in the long run.

In this episode, I discuss the physiological effects that drinking alcohol has on the brain and body at different levels of consumption and over time. I also describe genetic differences that predispose certain individuals to alcoholism, binge and habit-drinking. I explain alcohol metabolism in simple terms and how it effectively acts as a poison, leading to cellular stress and damage. I then explain that it impacts neuronal function and changes our thinking and behavior – hallmarks of inebriation. I also discuss how alcohol consumption of different amounts impacts inflammation, stress, neurodegeneration, and cancer risk and negatively impacts the gut microbiome, brain thickness, hormone balance, mood and feelings of motivation. Additionally, I discuss the biology of hangovers and describe science-based strategies to mitigate the severity of a hangover. Since alcohol is one of the most widely consumed recreational substances, this episode ought to be of relevance to everyone. Indeed, even low-to-moderate alcohol consumption negatively impacts the brain and body in direct ways. The goal of this episode is to help people make informed decisions about their alcohol consumption that are in keeping with their mental and physical health goals. Thank you to our sponsors AG1 (Athletic Greens): Levels: Eight Sleep: ROKA: Supplements from Momentous Social & Website Instagram: Twitter: Facebook: TikTok: Website: Newsletter: Articles Associations between alcohol consumption and gray and white matter volumes in the UK Biobank: Gut Microbiota at the Intersection of Alcohol, Brain, and the Liver: Tolerance to alcohol: A critical yet understudied factor in alcohol addiction: Associations Between Drinking and Cortical Thickness in Younger Adult Drinkers: Findings From the Human Connectome Project: Moderate Alcohol Consumption and the Risk of Breast Cancer: Can alcohol promote aromatization of androgens to estrogens? A review: Other Resources Examine - Alcohol & Hangover: Timestamps 00:00:00 Effects of Alcohol Consumption 00:02:25 Momentous Supplements 00:03:19 Low to Moderate Alcohol Consumption & Neurodegeneration 00:06:52 Levels, Eight Sleep, ROKA 00:10:46 Historical Context & Uses of Alcohol 00:13:28 Alcohol Metabolism, “Empty Calories” 00:18:23 Inebriation: Top-Down Inhibition, Impulsivity & Memory Formation 00:24:23 Long-Lasting Effects & Impulsivity, Neuroplasticity & Reversibility 00:27:55 Food & Alcohol Absorption 00:30:07 Alcohol & Serotonin, SSRIs & Depression, Risk for Alcoholism, Blackouts 00:37:39 Predisposition for Alcoholism; Chronic Consumption, Cortisol & Stress 00:44:53 AG1 (Athletic Greens) 00:46:07 Genetic Predisposition for Alcoholism, Consuming Alcohol Too Young 00:52:27 Gut-Liver-Brain Axis: Alcohol, Gut Microbiome, Inflammation & Leaky Gut 00:59:46 Tool: Improving/Replenishing Gut Microbiome 01:02:44 Reducing Alcohol Consumption & Stress 01:04:25 Hangover: Alcohol & Sleep, Anxiety, Headache 01:12:11 Hangover Recovery, Adrenaline & Deliberate Cold Exposure 01:17:16 Hangover Recovery, Dehydration & Electrolytes 01:20:45 Types of Alcohol & Hangover Severity, Congeners 01:25:25 Alcohol Tolerance, Dopamine & Serotonin, Pleasure-Pain Balance 01:33:36 Are There Any Positive Effects of Alcohol?, Resveratrol 01:35:42 Alcohol & Brain Thickness 01:37:11 Alcohol & Cancer Risk: DNA Methylation, Breast Cancer Risk 01:44:31 Mitigating Cancer Risk, Folate, B Vitamins 01:46:54 Alcohol & Pregnancy, Fetal Alcohol Syndrome 01:50:58 Hormones: Testosterone & Estrogen Balance 01:55:09 Negative Effects of Alcohol Consumption 01:58:35 Zero-Cost Support, YouTube Feedback, Spotify & Apple Reviews, Sponsors, Momentous Supplements, Instagram, Twitter, Neural Network Newsletter, Huberman Lab Clips The Huberman Lab Podcast is for general informational purposes only and does not constitute the practice of medicine, nursing or other professional health care services, including the giving of medical advice, and no doctor/patient relationship is formed. The use of information on this podcast or materials linked from this podcast is at the user’s own risk. The content of this podcast is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Users should not disregard or delay in obtaining medical advice for any medical condition they may have and should seek the assistance of their health care professionals for any such conditions.
What Alcohol Does to Your Body, Brain & Health | Huberman Lab Podcast #86