Normal Blood Sugar Levels Chart

Understanding normal blood sugar levels is crucial for maintaining overall health and preventing conditions such as diabetes. Blood sugar, or glucose, is the primary source of energy for the body's cells, and its levels are tightly regulated by various physiological mechanisms.

Normal Fasting Blood Sugar Levels

Fasting blood sugar levels are measured after an individual has not eaten for at least 8 hours. For adults, normal fasting blood sugar levels typically range from 70 to 110 mg/dL (3.9 to 6.1 mmol/L) . In children, these levels are similar, showing slight fluctuations but generally remaining within this range.

Blood Sugar Levels After Eating

Postprandial (after eating) blood sugar levels are also important to monitor. Normally, blood sugar levels should be less than 140 mg/dL (7.8 mmol/L) two hours after eating . This helps ensure that the body is effectively managing glucose from the diet.

Blood Sugar Levels in Newborns and Infants

In newborns, blood sugar levels can vary more widely immediately after birth. For the first few hours of life, normal blood glucose levels can range from 1.4 to 6.2 mmol/L (25 to 112 mg/dL). By 72 hours of age, these levels typically stabilize to the normal range seen in older children and adults, which is 3.5 to 5.5 mmol/L (63 to 99 mg/dL).

Blood Sugar Levels and Risk of Diabetes

Higher fasting blood sugar levels within the normal range can still indicate an increased risk of developing type 2 diabetes. For instance, fasting plasma glucose levels of 87 mg/dL (4.83 mmol/L) or more are associated with a higher risk of diabetes compared to lower levels. This risk is further compounded by factors such as high body mass index (BMI) and elevated triglyceride levels.

Importance of Maintaining Normal Blood Sugar Levels

Maintaining normal blood sugar levels is essential for overall health. Consistently high blood sugar levels can lead to hyperglycemia, which is a hallmark of diabetes and can cause complications such as kidney problems, heart disease, and high blood pressure. Conversely, low blood sugar levels, or hypoglycemia, can cause symptoms like dizziness, headaches, and muscle pain.

Conclusion

Monitoring and maintaining normal blood sugar levels is vital for preventing diabetes and other health complications. Regular checks, a balanced diet, and physical activity are key strategies to keep blood sugar levels within the normal range. Understanding these levels and their implications can help individuals manage their health more effectively.

Normal blood sugar levels chart

Summary

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