Type 1 Diabetes

Type 1 diabetes, which is often diagnosed in children or young adults, is treated with insulin. Type 1 diabetes is caused by an abnormal immune reaction that destroys the insulin-producing cells of the pancreas.

Featured Stories

7 Signs You Could Have Type 1 Diabetes

The sooner you recognize the symptoms of type 1 diabetes, the sooner you can start the treatment you need.

6 Facts People With Type 1 Diabetes Want You to Know

To get a little more educated about the condition, watch this video to learn six important facts about type 1 diabetes.

9 Celebrities With Type 1 Diabetes

These stars have opened up about the symptoms they experienced before being diagnosed with type 1 diabetes, plus the treatments they use to manage the lifelong condition.

Type 1 vs. Type 2 Diabetes: What Is the Difference?

Diabetes is a chronic condition affecting many Americans, but there are some important differences between type 1 and type 2 diabetes. Here's what you need to know about symptoms, diagnosis, treatment and management of diabetes.

How I Run 100-Mile Races with Type 1 Diabetes

Robin Arzon shares how she learned to cope with the chronic disease as an ultramarathoner and head instructor at Peloton—and how it's made her stronger.

It Took 2 Years of Unexplained Symptoms Before Doctors Finally Diagnosed Me With Type 1 Diabetes

Katelyn Prominski's doctor dismissed her weight loss, extreme thirst, and brain fog, leaving this top ballet dancer unsure of where to turn. At a friend's urging, she went for a blood panel, which started her on the road toward treatment and healing.

This 25-Year-Old Is Living With Type 1 Diabetes—Here's What It's Like

Diagnosed at a routine checkup when she was 12, Rachel Heckerman hasn't let diabetes stop her from living and traveling around the world.

From Our Partners

What Is Type 1 Diabetes?

How blood sugar levels can affect children with type 1 diabetes.

Sick Day Plan: Dealing with Colds and Flu When You Have Diabetes

Winter colds and the flu can wreak havoc on your body and your blood sugar. Be prepared with these simple steps.

12 Healthy Ways to Lower Your Blood Sugar

Make these simple lifestyle tweaks to minimize blood sugar swings and control your sugar levels.