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Dr. Robert Lustig: How Sugar & Processed Foods Impact Your Health [45ab8a]
2025-09-16

Understanding Your Blood Sugar Range: A Key to Healthy Living

Maintaining a healthy blood sugar range is crucial for overall normal blood sugar for 7 year old without diabetes well-being, but it can be challenging especially when you're not aware of what constitutes an ideal range. The American Diabetes Association recommends that fasting glucose levels should be below 100 mg/dL and post-meal glucose levels should be less than 180 mg/dL.

The Science Behind Normal Blood Sugar Range Explained

Insulin resistance is a condition in which the body's cells become less responsive to insulin, leading to elevated blood sugar levels. It can cause fluctuations in your blood sugar range and increase the risk of developing type 2 diabetes. According to research published in The Journal of Clinical Endocrinology & Metabolism, even mild cases of insulin resistance can have significant effects on glucose metabolism.

How Sleep Affects Your Blood Sugar Range and What You Can Do

Research suggests that sleep quality is closely linked with blood sugar regulation. Lack of sleep or poor-quality sleep can disrupt the body's natural ability to regulate blood sugar levels, leading to fluctuations in your range. The National Sleep Foundation recommends aiming for 7-9 hours of sleep each night.

The Importance of Tracking Your Blood Sugar Range

Monitoring your blood glucose regularly is essential to understand how different low blood sugar dog factors such as diet and exercise affect your level. You can use a glucometer or continuous glucose monitor (CGM) to track your levels throughout the day. Monitoring allows you to identify patterns in your range, helping you make informed decisions about lifestyle adjustments.

The Link Between Stress and Blood Sugar Range Fluctuations

Stress is known to impact blood sugar regulation by releasing cortisol into the bloodstream. Cortisol causes an increase in blood glucose levels, further exacerbating fluctuations in your range. Practicing stress-reducing techniques like yoga or meditation can help mitigate this effect.

What Foods Can Help Stabilize Your Blood Sugar Range?

Some foods have a more significant impact on blood sugar regulation than others due to their high glycemic index (GI). Consuming low-GI foods such as vegetables, whole grains, and lean proteins helps stabilize your range. Examples of these include broccoli, quinoa, chicken breast, etc.

Diabetes Risk: How Maintaining a Healthy Blood Sugar Range Reduces It

Maintaining healthy blood sugar levels can significantly reduce the risk of developing type 2 diabetes according to research published name for low blood sugar in The Lancet Diabetes & Endocrinology. Lifestyle adjustments like regular physical activity and eating low-GI foods are key factors in managing your range effectively.

Common Mistakes: What People Do Wrong When Trying to Manage Blood Sugar

Some common mistakes when trying to manage blood sugar include consuming high-carb meals, skipping breakfast, or not staying hydrated. A balanced diet that is rich in fiber can help slow can an apple watch check blood sugar down the absorption of glucose into the bloodstream.

In this episode, my guest is Dr. Robert Lustig, M.D., neuroendocrinologist, professor of pediatrics at the University of California, San Francisco (UCSF), and a bestselling author on nutrition and metabolic health. We address the “calories in- calories out” (CICO) model of metabolism and weight regulation and how specific macronutrients (protein, fat, carbohydrates), fiber and sugar can modify the CICO equation. We cover how different types of sugars, specifically fructose, sugars found in liquid form, taste intensity, and other factors impact insulin levels, liver, kidney, and metabolic health. We also explore how fructose in non-fruit sources can be addictive (acting similarly to drugs of abuse) and how sugar alters brain circuits related to food cravings and satisfaction. We discuss the role of sugar in childhood and adult obesity, gut health and disease and mental health. We also discuss how the food industry uses refined sugars to create pseudo foods and what these do to the brain and body. This episode is replete with actionable information about sugar and metabolism, weight control, brain health and body composition. It ought to be of interest to anyone seeking to understand how specific food choices impact the immediate and long-term health of the brain and body. For the show notes, including referenced articles and additional resources, please visit Thank you to our sponsors AG1: Eight Sleep: Levels: AeroPress: LMNT: Momentous: Huberman Lab Social & Website Instagram: Twitter: Facebook: TikTok: LinkedIn: Website: Newsletter: Dr. Robert Lustig Website: Books: Publications: Blog: UCSF academic profile: Metabolical (book): SugarScience: X: Facebook: LinkedIn: Instagram: Threads: Timestamps 00:00:00 Dr. Robert Lustig 00:02:02 Sponsors: Eight Sleep, Levels & AeroPress 00:06:41 Calories, Fiber 00:12:15 Calories, Protein & Fat, Trans Fats 00:18:23 Carbohydrate Calories, Glucose vs. Fructose, Fruit, Processed Foods 00:26:43 Fructose, Mitochondria & Metabolic Health 00:31:54 Trans Fats; Food Industry & Language 00:35:33 Sponsor: AG1 00:37:04 Glucose, Insulin, Muscle 00:42:31 Insulin & Cell Growth vs. Burn; Oxygen & Cell Growth, Cancer 00:51:14 Glucose vs. Fructose, Uric Acid; “Leaky Gut” & Inflammation 01:00:51 Supporting the Gut Microbiome, Fasting 01:04:13 Highly Processed Foods, Sugars; “Price Elasticity” & Food Industry 01:10:28 Sponsor: LMNT 01:11:51 Processed Foods & Added Sugars 01:14:19 Sugars, High-Fructose Corn Syrup 01:18:16 Food Industry & Added Sugar, Personal Responsibility, Public Health 01:30:04 Obesity, Diabetes, “Hidden” Sugars 01:34:57 Diet, Insulin & Sugars 01:38:20 Tools: NOVA Food Classification; Perfact Recommendations 01:43:46 Meat & Metabolic Health, Eggs, Fish 01:46:44 Sources of Omega-3s; Vitamin C & Vitamin D 01:52:37 Tool: Reduce Inflammation; Sugars, Cortisol & Stress 01:59:12 Food Industry, Big Pharma & Government; Statins 02:06:55 Public Health Shifts, Rebellion, Sugar Tax, Hidden Sugars 02:12:58 Real Food Movement, Public School Lunches & Processed Foods 02:18:25 3 Fat Types & Metabolic Health; Sugar, Alcohol & Stress 02:26:40 Artificial & Non-Caloric Sweeteners, Insulin & Weight Gain 02:34:32 Re-Engineering Ultra-Processed Food 02:38:45 Sugar & Addiction, Caffeine 02:45:18 GLP-1, Semaglutide (Ozempic, Wegovy, Tirzepatide), Risks; Big Pharma 02:57:39 Obesity & Sugar Addiction; Brain Re-Mapping, Insulin & Leptin Resistance 03:03:31 Fructose & Addiction, Personal Responsibility & Tobacco 03:07:27 Food Choices: Fruit, Rice, Tomato Sauce, Bread, Meats, Fermented Foods 03:12:54 Intermittent Fasting, Diet Soda, Food Combinations, Fiber, Food Labels 03:19:14 Improving Health, Advocacy, School Lunches, Hidden Sugars 03:26:55 Zero-Cost Support, Spotify & Apple Reviews, YouTube Feedback, Sponsors, Momentous, Social Media, Neural Network Newsletter #HubermanLab #Science #Nutrition Title Card Photo Credit: Mike Blabac - Disclaimer:
Dr. Robert Lustig: How Sugar & Processed Foods Impact Your Health
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