Normal Bedtime Blood Sugar Levels for Non-Diabetics Explained
Bedtime blood glucose What should a normal bedtime blood sugar level be for a person without diabetes? Thank you, doctor.
Dr. Xiao Yongxun Reply:
Dear Miss Su: 1. Generally speaking, blood glucose levels gradually rise after meals, peaking around two hours postprandially. If insulin secretion and action are normal, blood glucose levels should not exceed 140 mg/dL and will then gradually decline. However, due to the body&#...[Read More] Normal Bedtime Blood Sugar Levels for Non-Diabetics Explained
Understanding Post-Meal Blood Sugar Levels: 1 Hour vs 2 Hours
Blood glucose levels one hour and two hours after meals? Doctor, is it normal for blood sugar levels to be higher one hour after eating compared to two hours after eating? If I measure my blood sugar and find that my two-hour post-meal level is higher than my one-hour level, what...
Dr. Xiao Yongxun Reply:
1. Generally, blood sugar levels rise gradually after meals, peaking two hours postprandially, and then gradually decline. If high-sugar or high-calorie foods are consumed, and there is sufficient insulin secretion in the body, blood sugar levels may spike rapidly; in some cases,...[Read More] Understanding Post-Meal Blood Sugar Levels: 1 Hour vs 2 Hours
Understanding Blood Sugar Management: Key Indicators and Medication Options
Blood sugar issues Dear Dr. Hsiao, I have been concerned about my blood sugar levels since my health check in 2004, when my fasting blood glucose was 100. I only started medication in 2015, but my weight has decreased from my usual 38 kg to the current 34 kg. For the past ten ye...
Dr. Xiao Yongxun Reply:
1. For a 65-year-old diabetic patient, a fasting blood glucose level of 155 mg/dL, a postprandial blood glucose level of 169 mg/dL two hours after eating, and a hemoglobin A1c level of 6.6% indicate relatively good control. Each of these values carries individual significance, an...[Read More] Understanding Blood Sugar Management: Key Indicators and Medication Options
Understanding Cholesterol: Debunking Myths for Diabetics
Cholesterol issues Hello Dr. Hsiao: I have diabetes, and my total cholesterol, LDL cholesterol, and triglycerides are all elevated. Both my doctor and diabetes health literature suggest that I should not consume too many high-cholesterol foods. However, I came across an article o...
Dr. Xiao Yongxun Reply:
1. Essentially, there are many articles online with a diverse theoretical foundation; although they have their sources and basis, I prefer not to comment on them personally. 2. According to current research reports, the sources of cholesterol indeed include dietary intake and e...[Read More] Understanding Cholesterol: Debunking Myths for Diabetics
Understanding Thyroid Nodules: Connections to Past Tumors and Health Issues
Tumors have been a constant concern for me? Hello, Doctor. Recently, my mother discovered she has a thyroid nodule and needs surgery. While arranging for her hospitalization after the New Year, the doctor mentioned that my neck seemed a bit abnormal and scheduled blood tests and ...
Dr. Gao Jiankai Reply:
Hello, I hope this message finds you well. The correlation between tumors from 2002 and 2011 and psychiatric medications should be very low; if necessary, you may want to consult your psychiatrist. Regarding thyroid issues, further investigation is needed to determine if there is...[Read More] Understanding Thyroid Nodules: Connections to Past Tumors and Health Issues
Can I Drink Water or Tea After Meals with Diabetes During Pregnancy?
Is it permissible to drink water or consume other foods within two hours after a meal? Hello Doctor: I have type 2 diabetes and I am currently 5 weeks pregnant. My doctor instructed me to check my blood sugar four times tomorrow. Is it okay if I drink water or "caffeine-free...
Dr. Li Zhiyao Reply:
Hello: Drinking plain water does not affect blood sugar levels.[Read More] Can I Drink Water or Tea After Meals with Diabetes During Pregnancy?
Understanding Sepsis: Recovery Insights for Patients with Diabetes and Liver Cirrhosis
Sepsis Hello, Doctor: I would like to ask you about my father, who was hospitalized two days ago due to shortness of breath and fever. The doctor said it was a bacterial infection that led to sepsis. Yesterday afternoon, he was initially going to be intubated due to respiratory d...
Dr. Liao Zhongxin Reply:
Dear readers, Regarding the doctor's diagnosis of a bacterial infection leading to sepsis, I experienced difficulty breathing yesterday afternoon and was initially scheduled for intubation. However, after the doctor urgently changed the medication, my condition improved som...[Read More] Understanding Sepsis: Recovery Insights for Patients with Diabetes and Liver Cirrhosis
Understanding the Rise in Glycated Hemoglobin: Concerns and Management
Elevated glycosylated hemoglobin? Hello Doctor, my HbA1c was 5.11 on December 19 and 5.6 on January 27. Is this an increase too fast? There is a family history of diabetes, so I have been exercising daily and controlling my diet since December, but my HbA1c has still increased. A...
Dr. Li Zhiyao Reply:
Hello: Your elevated hemoglobin A1c indicates that your average blood sugar levels have increased recently, which may be related to increased appetite during the winter and decreased physical activity. It is recommended that you manage your diet and weight, maintain moderate exer...[Read More] Understanding the Rise in Glycated Hemoglobin: Concerns and Management
Could These Symptoms Indicate Type 1 Diabetes at 24?
Is it Type 1 Diabetes? Hello Doctor: I am currently 24 years old, 156 cm tall, and six months ago my fasting blood glucose was measured at 79 mg/dL, with a blood pressure of 94/57 mmHg. My weight has historically ranged between 40 to 44 kg, and I experience polyphagia, polyuria (...
Dr. Gao Jiankai Reply:
Hello Ms. Lin, the diagnosis of diabetes requires not only the classic symptoms of polyphagia, polydipsia, and polyuria but also the evaluation of fasting blood glucose or hemoglobin A1c levels. Your fasting blood glucose is only 79 mg/dL, which should not indicate diabetes. Addi...[Read More] Could These Symptoms Indicate Type 1 Diabetes at 24?
Understanding Sudden Hypoglycemia: Causes and Concerns for Patients
Why does sudden hypoglycemia feel very uncomfortable? Hello, doctor. Today at 8:30 AM, I had breakfast consisting of sweet potatoes and whole grain bread, along with green tea. At 12:30 PM, I started experiencing symptoms of hypoglycemia: cold sweats, trembling, weakness, rapid h...
Dr. Wu Jiyu Reply:
Hello: Based on the information you provided, it is not possible to determine whether your symptoms are caused by hypoglycemia. In addition to low blood sugar, there are many other conditions that can present with similar symptoms. Typically, undiagnosed and untreated diabetes pr...[Read More] Understanding Sudden Hypoglycemia: Causes and Concerns for Patients
Optimal Timing for Fasting Blood Sugar Measurement: Key Insights
The timing for measuring fasting blood glucose? Hello, doctor. Without having diabetes, I would like to measure my fasting blood sugar. What is the most accurate time to measure fasting blood sugar? If I have dinner at 7 PM the night before and then sleep until 10 AM the next mor...
Dr. Li Zhiyao Reply:
Hello: It is recommended to conduct the test in the morning after fasting for 8-10 hours.[Read More] Optimal Timing for Fasting Blood Sugar Measurement: Key Insights
Understanding Blood Glucose Meter Errors and Their Impact on Diabetes Management
Errors in blood glucose meters Hello, doctor. I understand that blood glucose meters can have inaccuracies, but how can I know if I'm managing my blood sugar well based on these measurements? I checked Google, and it says that the error margin for blood glucose meters is aro...
Dr. Li Zhiyao Reply:
Hello: In addition to blood glucose meters, some hospitals have Continuous Glucose Monitoring Systems (CGMS). You can inquire at larger hospitals' endocrinology departments.[Read More] Understanding Blood Glucose Meter Errors and Their Impact on Diabetes Management
Understanding OGTT Results: What Your Glucose Levels Mean
OGTT test and results Hello Doctor, I went to the laboratory for an OGTT, and they gave me a glucose solution with 50g of glucose powder. The results are as follows: HbA1c 5.0%, Fasting 87 mg/dL (70-110 mg/dL), 30 minutes post-ingestion 138 mg/dL (80-170 mg/dL), 1 hour post-inges...
Dr. Xiao Yongxun Reply:
1. In clinical medicine, regarding the glucose tolerance test for diabetes, various dosages and reference values for test results have been developed over the past 60 years. In fact, endocrinologists may not remember every testing method and dosage. The commonly used testing meth...[Read More] Understanding OGTT Results: What Your Glucose Levels Mean
Understanding Kidney Function: GFR vs. Creatinine in Health Concerns
Glomerular filtration rate and kidney disease issues? Hello Dr. Wu: I am 180 cm tall and weigh about 71 kg. Recently, for the past month, I have noticed persistent bubbles in my urine and have experienced increased urinary frequency (especially 2-3 hours after consuming sugary dr...
Dr. Wu Jiyu Reply:
Based on the data you provided, the physician's response is correct because the current formula for estimating glomerular filtration rate (GFR) is derived from international sources, while domestic scholars have been researching a formula specific to our population. In summa...[Read More] Understanding Kidney Function: GFR vs. Creatinine in Health Concerns
Understanding Kidney Function: GFR vs. Creatinine in Chronic Kidney Disease
Glomerular filtration rate and kidney disease issues? Hello Dr. Wu, I am 180 cm tall and weigh around 71 kg. Recently, for the past month, I have noticed persistent bubbles in my urine, and I feel that I have increased urinary frequency (especially 2-3 hours after consuming suga...
Dr. Wu Jiyu Reply:
Based on the data you provided, the physician's response is correct because the current formula for estimating glomerular filtration rate (GFR) is derived from international sources, while domestic scholars are researching a formula specific to our population. In summary, re...[Read More] Understanding Kidney Function: GFR vs. Creatinine in Chronic Kidney Disease
Understanding Diabetes: Symptoms, Testing, and Risk Factors Explained
Diabetes concerns? Hello Dr. Lee: In the past month, I have noticed persistent bubbles in my urine and have experienced increased urinary frequency, especially 2 to 3 hours after consuming sugary drinks, along with nocturia. I am concerned about kidney disease or diabetes. Last w...
Dr. Li Zhiyao Reply:
Hello: It is recommended that you consult an endocrinologist for further examination to determine your current condition. As for the causes of diabetes, there are many factors beyond diet, including genetic factors, lifestyle, lack of exercise, and more. The endocrinologist will ...[Read More] Understanding Diabetes: Symptoms, Testing, and Risk Factors Explained
Understanding OGTT Results: Can Normal Glycation Indicate Diabetes?
OGTT test and glycation? Hello doctor, if the glycosylated hemoglobin (HbA1c) is normal at 5.1%, but the oral glucose tolerance test (OGTT) exceeds 200 mg/dL, would that be classified as diabetes? Is this a possibility? Thank you.
Dr. Xiao Yongxun Reply:
According to the diagnostic criteria for diabetes set by the American Diabetes Association: a. Fasting plasma glucose level ≥ 126 mg/dL after fasting for at least 8 hours, b. Plasma glucose level ≥ 200 mg/dL during a 2-hour oral glucose tolerance test (OGTT), c. HbA1c ≥ 6.5% (thi...[Read More] Understanding OGTT Results: Can Normal Glycation Indicate Diabetes?
Managing Postprandial Blood Sugar: Can Metformin Restore Normal Levels?
Medications for treating postprandial hyperglycemia? Hello, doctor. I heard that Metformin can be used to treat abnormal postprandial blood sugar levels. Can this medication really help the body return to normal? Once normal levels are achieved, can I stop taking it, or will I ne...
Dr. Xiao Yongxun Reply:
1. According to the diagnostic criteria for diabetes set by the American Diabetes Association, a. Fasting plasma glucose level ≥126 mg/dL after fasting for more than 8 hours, b. 2-hour plasma glucose level ≥200 mg/dL during an Oral Glucose Tolerance Test (OGTT), c. HbA1c ≥6.5% (m...[Read More] Managing Postprandial Blood Sugar: Can Metformin Restore Normal Levels?
Managing Hunger and Diabetes: Understanding Blood Sugar Control and Weight Loss
Annoying hunger pangs Hello Doctor, in November 2014, during my health check-up, the doctor diagnosed me with diabetes (fasting blood sugar of 136 after 8 hours, HbA1c of 6.9). The doctor did not prescribe any medication but advised me to buy a blood glucose monitor for self-moni...
Dr. Li Zhiyao Reply:
Hello: 1. Your blood sugar is under control, but this does not mean that diabetes has been cured. 2. Regarding hunger, it is initially recommended to consume foods that are filling yet low in calories. For detailed advice, it is suggested that you consult a nutritionist at a hosp...[Read More] Managing Hunger and Diabetes: Understanding Blood Sugar Control and Weight Loss
Understanding Frequent Urination: Possible Causes and Solutions
Frequent urination issues? Hello, I would like to inquire! My father has been urinating very frequently in the past few months—about once every hour. This happens almost all day long! He went to the hospital for a check-up, and his prostate is normal, with no inflammation. What c...
Dr. Wu Jiyu Reply:
Regarding your inquiry, it does not mention the total daily urine volume. From an internal medicine perspective, we would first check for diabetes or diabetes insipidus. If those are ruled out, it is advisable to consult a urologist. If prostate issues have been excluded, then co...[Read More] Understanding Frequent Urination: Possible Causes and Solutions