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Why Are Some Patients of Diabetes Treated by Giving Injection of Insulin?

Published on: Dec 29, 2023
2 min Read
Why Are Some Patients of Diabetes Treated by Giving Injection of Insulin?
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Patients with diabetes may require insulin injections as part of their treatment because their bodies either do not produce enough insulin or do not use insulin effectively. Insulin is a hormone produced by the pancreas, and it plays a crucial role in regulating blood sugar (glucose) levels.

Normally, when you eat, your body breaks down food into sugar and releases it into your bloodstream. When your blood sugar goes up, your body signals your pancreas to release insulin. Insulin acts like a key, allowing the sugar from your blood to go into your body’s cells to be used as energy.

However, in people with diabetes, this system doesn’t work the way it’s supposed to. There are mainly two types of diabetes:

1. Type 1 Diabetes: In this type, the body doesn’t make insulin at all. This is because the immune system attacks and destroys the cells in the pancreas that make the insulin.

2. Type 2 Diabetes: In this type, the body doesn’t make enough insulin or can’t use it well.

For both types, but especially for Type 1, patients may need to take insulin to help their bodies use sugar for energy. Here’s why:

Replacement Therapy for Type-1 Diabetes

In Type 1 diabetes, since the body can’t make insulin, insulin injections are like a replacement therapy. They provide the insulin that the body is missing.

Adjunct Therapy for Type-2 Diabetes

In Type 2 diabetes, the body might make some insulin but not enough. Sometimes, the cells stop responding to insulin as well.

Insulin injections help out by giving the body more to work with and making it easier to get sugar out of the blood and into the cells for energy.

Now, you might wonder why it has to be an injection. Insulin is a protein; if you were to take it as a pill, your stomach would break it down just like food, and it wouldn’t get into your bloodstream where needed.

So, it’s given as an injection, which gets it directly into your body where it can start working right away.


1. Insulin Shots are Essential for Many: Some people with diabetes depend on insulin injections to manage their blood sugar levels effectively.

2. Understanding Diabetes: Knowing the difference between Type 1 and Type 2 diabetes helps in understanding why insulin is necessary for some.

3. Simple and Lifesaving: Insulin injections are a straightforward yet crucial method to help keep blood sugar levels stable and prevent complications.

4. It’s About Balance: Managing diabetes is all about maintaining a healthy balance of sugar in the body, and insulin injections play a big role in this for many.


This blog provides general information for educational and informational purposes only and shouldn't be seen as professional advice.

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- By Fitterfly Health-Team

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