- UChicago Medicine AdventHealth
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The hormone insulin plays an important role in blood sugar regulation and is key to managing diabetes. Produced by the pancreas, insulin helps control blood sugar levels in the bloodstream, ensuring your cells get the energy they need.
Understanding insulin's function, types, administration techniques and strategies for diabetes care is essential for anyone living with diabetes.
We want you to stay healthy as you navigate living with diabetes. That’s why we’re here to explain more about insulin and its importance in blood sugar regulation, and to provide expert insights for effective diabetes management.
The Function of Insulin
Insulin serves as a vital messenger in your body's elaborate glucose regulation system. Here's how it works:
Glucose Uptake:
- Insulin facilitates the transport of glucose from the bloodstream into cells, particularly muscle, fat, and liver cells
- It enables cells to utilize glucose for energy production and storage
Glycogen Synthesis:
- Insulin promotes the synthesis of glycogen in the liver and muscles, storing excess glucose for later use
- This helps maintain stable blood sugar levels between meals and during periods of fasting
Types of Insulin
Several types of insulin are available, each with unique characteristics to meet different needs. Here are some common types:
Rapid-Acting Insulin:
- Begins working within 15 minutes after injection and reaches its peak effect in about one hour
- It’s commonly used to control blood sugar spikes after meals
Short-Acting Insulin:
- Typically takes effect within 30 minutes and peaks between two and four hours
- It’s used to manage blood sugar levels between meals or overnight
- Begins working within one and two hours and reaches its peak between four and twelve hours
Intermediate-Acting Insulin:
- It helps control blood sugar levels for a more extended period, often overnight
Long-Acting Insulin:
- Provides a steady release of insulin over an extended duration, typically up to 24 hours
- Helps maintain baseline blood sugar levels throughout the day and night
Insulin Administration
Insulin can be administered in different ways depending on a person’s needs and preferences. Consider the following methods:
Subcutaneous Injections:
- Injection of insulin into the fatty tissue just beneath the skin
- Insulin pens or syringes are commonly used for this method
Insulin Pump:
- Small device that delivers a continuous infusion of insulin through a catheter placed under the skin
- Provides flexibility in dosing and mimics the natural release of insulin by the pancreas
Effective Strategies for Diabetes Care
In addition to insulin administration, effective diabetes care involves comprehensive management strategies such as:
Blood Sugar Monitoring:
- Regularly monitor blood sugar levels using a glucose meter or continuous glucose monitoring system
- Tracking blood sugar readings helps identify patterns so you can make necessary adjustments and maintain optimal control
Healthy Eating:
- Follow a well-balanced diet that emphasizes whole foods, including fruits, vegetables, lean proteins and whole grains
- Control carbohydrate intake and distribute meals evenly throughout the day. Consider working with a registered dietitian for personalized guidance
Regular Physical Activity:
- Engage in regular physical activity, such as walking, swimming or cycling as recommended by your health care provider
- Exercise helps improve insulin sensitivity, aids in weight management and promotes overall well-being
Expert Diabetes Care and Guidance at UChicago Medicine AdventHealth
If you’re concerned about insulin administration or need expert guidance for diabetes management, we’re here to help at UChicago Medicine AdventHealth. Our experienced health care professionals offer comprehensive care and compassionate support for those living with diabetes.
Visit our website to learn more and schedule an appointment with our specialists.