Dr. Matt Walker: The Science Of Dreams, Nightmares & Lucid Dreaming | Huberman Lab Guest Series [8d3a16]

2025-09-13

High Blood Sugar: How to Reduce It Effectively

High blood sugar, or hyperglycemia, is a common condition that affects millions worldwide, particularly those with diabetes. While it might seem like a minor issue initially, persistent high blood sugar can lead to severe health complications, including heart disease, nerve damage, kidney problems, and vision loss. Understanding how to effectively reduce and manage high blood sugar is essential for maintaining overall health and well-being. This article provides a comprehensive guide on practical, actionable strategies to help you control your blood sugar levels.

What Causes High Blood Sugar?

Before diving into solutions, it's crucial to understand the causes of high blood sugar. Several factors can contribute to hyperglycemia, including:

  • Diet: Consuming foods high in refined carbohydrates and sugars can lead to rapid spikes in blood sugar.
  • Physical Inactivity: Lack of exercise makes it difficult for the body to use insulin effectively.
  • Medications: Certain medications, like corticosteroids, can elevate blood sugar levels.
  • Stress: Both physical and emotional stress can trigger hormonal responses that increase blood glucose.
  • Illness: During infections or other illnesses, the body releases hormones to fight off the infection, which can also affect blood sugar levels.
  • Diabetes Management: In those with diabetes, inadequate insulin dosage or ineffective management of medication can lead to high blood sugar.
  • Underlying medical conditions: Cushing's syndrome, acromegaly, and other hormonal disorders can affect insulin sensitivity and cause high blood sugar.

Understanding your individual risk factors is the first step in taking control of your blood sugar levels.


Immediate Actions to Lower High Blood Sugar

When you experience a sudden spike in blood sugar, it's important to take immediate steps glucose meter blood sugar levels to bring it back down. Here are some practical strategies to consider:

  1. Drink Plenty of Water: Dehydration can concentrate glucose in the blood, so drinking water helps to dilute it. Aim to drink at least one full glass 12.5 blood sugar of water immediately and continue drinking regularly.

  2. Engage in Light Exercise: A short walk or some gentle physical activity can help your muscles use up excess glucose. A 15 to 20-minute walk can make a significant difference. However, avoid intense exercises that might increase blood sugar, especially when it's excessively high.

  3. Take Prescribed Medication or Insulin: If you have diabetes, follow your prescribed medication plan, which might include taking your insulin dose or glucose-lowering medication as directed by your doctor. Important: Don't self-medicate. If you don't know how to administer your insulin or are unsure about dosages, please consult your healthcare provider as soon as possible.

    Note: The above are short-term strategies and should not be considered a replacement for long-term care and strategies.

  4. Manage Stress: Try meditation, yoga, or even simple deep breathing techniques to lower stress hormones that could be contributing to elevated glucose levels.

Action Why It Helps How Often
Drink Water Dilutes blood glucose concentration As needed and consistently
Light Exercise Utilizes glucose for energy 15-20 minutes
Medication/Insulin Lowers glucose levels in the blood Follow your doctor's orders
Stress Management Lower stress hormones that can elevate glucose Daily

Long-Term Strategies for Stable Blood Sugar

Managing high blood sugar effectively is a marathon, not a sprint. Long-term strategies are essential for keeping glucose levels stable. Here's how:

  1. Adopt a Balanced Diet:

    • Prioritize Complex Carbohydrates: Choose whole grains, vegetables, and legumes over refined grains and simple sugars. These are digested slowly, preventing rapid spikes in blood sugar.
    • Include Healthy Fats: Avocado, nuts, and olive oil are better options than saturated and trans fats. They contribute to satiety, reducing cravings and stabilizing blood sugar.
    • Increase Fiber Intake: Fiber slows down glucose absorption. Focus on fruits, vegetables, and whole grains to boost fiber intake. Soluble fiber is especially beneficial, for example, psyllium husk ( Plantago ovata), because it can help improve blood sugar levels.
    • Moderate Portion Sizes: Be mindful of how much you eat at each meal. Use smaller plates and measure out portions if needed.
    • Regular Meal Times: Try to eat at regular intervals, avoiding skipping meals, which can lead to drastic fluctuations in glucose.
  2. Regular Physical Activity:

    • Aerobic Exercise: Aim for at least 150 minutes of moderate-intensity aerobic exercise per week (e.g., brisk walking, swimming, cycling). This improves the body's response to insulin.
    • Strength Training: Incorporate strength training exercises at least twice a week. Muscle mass helps the body utilize glucose more effectively.
    • Stay Active Daily: Beyond structured workouts, try to integrate physical activity into your day, such as taking the stairs, walking during breaks, and opting for an active mode of transportation if possible.
  3. Weight Management: Losing excess weight, especially abdominal fat, significantly reduces insulin resistance. A loss of just 5-10% of your body weight can have a major impact on blood glucose levels. This should be pursued as part of a diet and exercise routine.

  4. Monitor Your Blood Sugar: Regular monitoring, as advised by your healthcare provider, helps you track your glucose levels and make necessary adjustments to your treatment plan.

  5. Regular Consultations: Regular follow ups with your doctor, diabetes nurse educator or dietician are essential in creating a customized and effective long term management strategy.

Strategy Benefits How to Implement
Balanced Diet Stabilizes blood sugar, prevents spikes Focus on whole foods, fiber, healthy fats, portion control
Regular Exercise Improves insulin sensitivity, helps use glucose Combine aerobic and strength training, make it a routine
Weight Management Reduces insulin resistance Focus on diet and exercise to achieve and maintain a healthy weight
Regular Blood Sugar Monitoring Allows for informed adjustments to treatment Follow your healthcare provider's recommendations

Natural Remedies and Supplements

While lifestyle changes form the foundation of blood sugar management, some natural remedies and supplements might offer additional support. Here are some options to discuss with your doctor:

  • Cinnamon: Studies have suggested that cinnamon may improve insulin sensitivity. A dose of around 1-6 grams daily has been studied in multiple research trials. Disclaimer: more research is required before definitive recommendations can be provided.
  • Apple Cider Vinegar: Consuming a small amount of apple cider vinegar before meals may help lower blood glucose levels. However, always dilute the vinegar, and it may not be advisable for people with kidney issues. Important: Always consult your doctor before consuming apple cider vinegar on a regular basis.
  • Magnesium: Some studies blood sugar dip symptoms link magnesium deficiency with insulin resistance. Consult a doctor or health professional if a supplement is right for you. It should be stressed that magnesium supplements can interact with medications so, again, always seek the advice of a trained medical professional.
  • Chromium: May help improve insulin action. Important: Chromium can interfere with some medications. Always consult your healthcare provider or pharmacist before starting a supplement regime.
  • Aloe Vera: Studies suggest that aloe vera may possess beneficial effects on glycemic control. Research suggests that aloe vera may have effects by improving pancreatic function and insulin secretion.
  • Gymnema Sylvestre: This is a traditional herb in Ayurvedic medicine used to reduce sugar cravings and potentially lower blood glucose levels, however more research is needed.

Disclaimer: Always consult with your healthcare provider before using any new supplements or remedies to avoid any potential side effects or drug interactions.

Natural Remedy/Supplement Potential Benefit Dosage Considerations
Cinnamon Improves insulin sensitivity 1-6 grams per day Discuss with your doctor
Apple Cider Vinegar May lower blood glucose before meals 1-2 tablespoons before meals (Diluted and with caution )
Magnesium May improve insulin sensitivity Discuss with your doctor before starting
Chromium May improve insulin action Discuss with your doctor before starting
Aloe Vera May improve glycemic control Discuss with your doctor before starting
Gymnema Sylvestre May reduce sugar cravings Discuss with your doctor before starting

When to Seek Medical Help

While self-management is vital, it is important to know when to seek medical advice. Consult a healthcare professional if:

  • Your blood sugar levels are consistently high despite following a management plan.
  • You experience frequent episodes of hyperglycemia, especially if accompanied by symptoms like increased thirst, frequent urination, fatigue, and blurred vision.
  • You have symptoms of diabetic ketoacidosis, a serious complication, including nausea, vomiting, abdominal pain, fruity-smelling breath, rapid breathing, and confusion.
  • You are unsure about any aspect of your treatment plan or want to explore alternative therapies.

Conclusion

Effectively reducing and managing high blood sugar involves a multi-faceted approach, including dietary changes, regular exercise, weight management, and sometimes, medication or natural remedies. By understanding the causes of hyperglycemia and taking proactive steps, you can significantly improve your health and well-being. Regular monitoring, doctor's appointments, and lifestyle adaptations are all key components of a long-term strategy for blood sugar control. If you are experiencing symptoms of high blood sugar, it's essential to speak to your healthcare professional as soon as possible. Remember, it’s not about perfection but consistent effort and informed decisions that make a real difference in your long-term health.

This is episode 6 of a 6-part special series on sleep with Dr. Matthew Walker, Ph.D., a professor of neuroscience and psychology at the University of California, Berkeley and a leading public educator on sleep for mental and physical health, learning and human performance. In this episode, we discuss dreaming, including the biological mechanism of dreams, what dreams mean and their role in daytime life. We explore how dreams can enhance our creativity and emotional well-being and help us resolve various challenges and dilemmas. We discuss how to remember and interpret your dreams and the abstractions/symbols frequently present in dreams. We also discuss nightmares and therapies to treat reoccurring nightmares. We explain what lucid dreaming is and if there are benefits or drawbacks to this type of dreaming. Dr. Walker also answers frequently asked audience questions and discusses snoring, body position, sleep supplements, sleep challenges due to aging, menopause, stopping racing thoughts, and how to fall back asleep if you wake in the middle of the night. Access show notes, including referenced articles and additional resources: Thank you to our sponsors AG1: BetterHelp: LMNT: Helix Sleep: WHOOP: Momentous: Social & Website Instagram: Threads: Twitter: Facebook: TikTok: LinkedIn: Website: Newsletter: Dr. Matt Walker Website: Podcast: "Why We Sleep": Academic profile: X: Instagram: LinkedIn: MasterClass: Timestamps 00:00:00 Dreaming 00:01:13 Sponsors: BetterHelp, LMNT & Helix Sleep 00:05:06 Dreams & REM Sleep 00:12:20 Evolution of REM Sleep, Humans 00:17:13 REM Sleep & PGO Waves; Dreams & Brain Activity 00:24:26 Dreams, Images & Brain Activity; Sleepwalking & Sleep Talking 00:30:51 Sponsor: AG1 00:32:04 Dream Benefits, Creativity & Emotional Regulation; Challenge Resolution 00:41:27 Daily Experience vs. Dreaming, Emotions 00:45:08 Dream Interpretation & Freud, Dream Relevance 00:52:59 Abstractions, Symbols, Experience & Dreams; “Fuzzy Logic” 01:00:28 Sponsor: Whoop 01:01:36 Nightmares; Recurring Nightmares & Therapy 01:11:08 Targeted Memory Reactivation, Sounds & Nightmares 01:15:38 Odor, Paired Associations, Learning & Sleep 01:18:53 Fear Extinction, Memory & Sleep; Tool: Remembering Dreams 01:25:38 Lucid Dreaming, REM Sleep, Paralysis 01:32:33 Lucid Dreaming: Benefits? Unrestorative Sleep? 01:44:07 Improve Lucid Dreaming 01:49:30 Tool: Negative Rumination & Falling Asleep 01:53:41 Tools: Body Position, Snoring & Sleep Apnea; Mid-Night Waking & Alarm Clock 01:58:43 Sleep Banking?; Tool: Falling Back Asleep, Rest 02:05:53 Tool: Older Adults & Early Waking; Sleep Medications 02:11:25 Tool: Menopause & Sleep Disruption, Hot Flashes 02:15:06 Remembering Dreams & Impacts Sleep Quality? 02:18:32 Tool: Sleep Supplements 02:26:48 Tool: Most Important Tip for Sleep 02:30:56 Zero-Cost Support, Spotify & Apple Reviews, Sponsors, YouTube Feedback, Momentous, Social Media, Neural Network Newsletter #HubermanLab #Science #Sleep Title Card Photo Credit: Mike Blabac - Disclaimer:
Dr. Matt Walker: The Science of Dreams, Nightmares & Lucid Dreaming | Huberman Lab Guest Series