What Is Insulin?

Insulin is a hormone that is produced by the pancreas. It helps the body use glucose for energy. Glucose is a type of sugar that is found in the blood. When we eat food, our bodies break it down into glucose. Glucose is then absorbed into the bloodstream. Insulin helps the glucose get into the cells, where it can be used for energy.

If the body does not produce enough insulin or if the body’s cells do not respond to insulin properly, blood sugar levels can rise. This can lead to a condition called diabetes. There are two main types of diabetes: type 1 and type 2.

• Type 1 diabetes is an autoimmune disease. This means that the body’s immune system attacks the cells in the pancreas that produce insulin. People with type 1 diabetes need to take insulin injections every day to manage their blood sugar levels.
• Type 2 diabetes is caused by a combination of genetics and lifestyle factors such as obesity, physical inactivity, and unhealthy eating habits. People with type 2 diabetes can often manage their blood sugar levels with diet, exercise, and oral medications. However, some people with type 2 diabetes may also need to take insulin injections.

Insulin is available as a liquid, a powder, or a pre-filled pen. It can be injected under the skin or inhaled. The type of insulin and how often it is taken depends on the individual’s needs.

Insulin is an essential hormone for people with diabetes. It helps to keep blood sugar levels under control and prevent serious complications such as heart disease, stroke, and blindness.

Here are some of the side effects of insulin:

• Low blood sugar (hypoglycemia): This can happen if you take too much insulin or if you do not eat enough food.
• High blood sugar (hyperglycemia): This can happen if you do not take enough insulin or if you do not exercise enough.
• Weight gain: Insulin can cause weight gain because it helps the body store glucose as fat.
• Allergic reactions: These are rare but can happen.
• Injection site reactions: These can include pain, redness, and swelling.

If you are taking insulin, it is important to talk to your doctor about the risks and benefits of this medication.