See how type 2 diabetes affects the whole body—not just the pancreas

Updated on October 24, 2025.

Type 2 diabetes can cause kidney, nerve and eye damage, as well as other scary complications. See what's actually happening inside the body of someone with type 2 diabetes with Sharecare's revolutionary virtual reality experience.

Medically reviewed in October 2018.

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Transcript

00:00
NARRATOR: This is a virtual-reality-enabled video. Use your mouse if you're on a computer or finger if you're on your phone to move around.
00:10
Jenny, that's, like, your eighth glass of water. Thirsty much? I don't know what's the matter with me, but I am so thirsty all the time.
00:19
I cannot get enough water. We do live in a dry city. But is everything OK? It's weird, right?
00:25
That and the-- I am waking up all night to go to the bathroom. It keeps me tired all the time. Is that why you keep on missing yoga?
00:35
Yeah, and I'm not really exercising anymore in general. I'm just too tired. And my feet are slow to wake up.
00:43
They tingle. Should I worry about that? NARRATOR: The truth is these symptoms could be nothing,
00:49
or they could be signs of diabetes. When you have diabetes, the body stops responding well to insulin, and your pancreas can't make enough insulin
00:57
to compensate. When this happens, your blood sugar stays high for long periods of time, which doctors call hyperglycemia,
01:04
causing many serious health problems. Jenny should take these hints from her body seriously and get checked out.
01:10
Let's go inside the body using our virtual reality avatar to see what may be happening to Jenny. Jenny talked about tingling in her feet.
01:18
This is caused by nerve damage and reduced blood flow. Nerve damage can cause loss of sensation, leading to increased risk of injury to your legs and feet.
01:27
In some cases, this nerve damage can lead to amputation.
01:40
Take a look at Jenny's kidney. Because of her diabetes, her kidneys will suffer from being thickened and scarred by high amounts of glucose.
01:47
Her kidneys cannot do a good enough job filtering her blood, and proteins are leaking out of her blood while harmful waste products are remaining.
02:05
Did you know that type 2 diabetes is one of the main causes of blindness in adults? Well, with type 2 diabetes, high glucose levels
02:14
cause the blood vessels that normally keep the eye functioning well to leak and bleed.
02:29
Now take a look at Jenny's pancreas. It appears that all of her symptoms, and the other signs the body is telling us,
02:36
mean that Jenny probably does have type 2 diabetes. See here? Her pancreas has to work extra hard
02:42
to produce more insulin than normal. Insulin is what tells her body's cells and other organs to remove the glucose out of her bloodstream
02:49
and use it for energy. In type 2 diabetes, the pancreas cannot keep up with demand. Without treatment, Jenny's pancreas may slowly wear out,
02:59
and eventually, it may not be able to produce insulin at all.
03:05
After discussing her concerns with Diane, Jenny did go to the doctor and was diagnosed, as we expected, with type 2 diabetes.
03:12
Her doctor then discussed a course of action for treat. Diabetes is serious. But if it's under control and the watchful eye of a doctor,
03:20
Jenny can lead a healthy, happy life. First, the doctor told Jenny that a change in her diet
03:26
would greatly improve her condition. She should swap out processed carbohydrates for a full diet of lean proteins, healthy fats, fruits,
03:35
vegetables, and whole grains. Second, Jenny was instructed to be more active. She should be getting at least 30 minutes of exercise five
03:43
days a week, and this should help keep her blood sugar levels in check. Beyond a diet and exercise change, there are medications to help her.
03:50
There are several types of oral medications Jenny's doctor can prescribe to help Jenny manage her type 2 diabetes.
03:59
That was great. We walked four miles today. How are you feeling? Better than ever.
04:06
Now that I have my health in control and I'm doing the right things for my body, I no longer have the symptoms that would have kept me home on a day like today.

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