Hiking and camping with type 1 diabetes is possible and rewarding, but it requires extra preparation to manage insulin, blood sugar, and medical equipment safely in remote settings. With the right planning and backup supplies, people with type 1 diabetes can enjoy outdoor adventures without compromising their health or safety.

What Makes Outdoor Exercise Different for People With Type 1 Diabetes?

Physical activity like hiking lowers blood sugar levels, and this effect can persist for 12 to 24 hours after exercise ends. That means you're at risk of low blood sugar even the night after you hike. Heat, altitude, changing meal schedules, and the physical demands of carrying a backpack all add unpredictable variables to blood sugar management that you wouldn't encounter during everyday activities.

"Hiking can bring in so many extra factors to the mix that you might not be expecting when you're doing other types of exercising," said Jen Hanson, a certified diabetes care and education specialist and executive director of Connected in Motion, a nonprofit that organizes wilderness adventures for adults with type 1 diabetes.

Jen Hanson, Certified Diabetes Care and Education Specialist, Connected in Motion

The stakes are also higher in the wilderness. When you're miles from doctors and roads, complications like severe low blood sugar can be especially dangerous if you're not prepared to handle them immediately.

How to Prepare Your Diabetes Supplies for Camping and Hiking

• Double Your Backup Supplies: Pack twice the amount of diabetes supplies you think you'll need, including both long-acting and short-acting insulin, syringes or pen needles, and a backup glucagon kit. If you use an insulin pump, bring backup insulin in case of pump malfunctions, since sites can get ripped out when backpacks are put on or taken off, or fall off due to sweat.
• Pack Multiple Forms of Sugar: Bring more sugar than you expect to need, since hikes often take longer than planned. Include multiple types of fast-acting carbohydrates, as different forms perform differently in outdoor conditions. Fruit gummies can freeze in cold weather, and glucose tablets can degrade or clump from sweat and heat, so gel packets are more reliable in varying temperatures.
• Wear Medical Identification: A medical identification bracelet or necklace indicating type 1 diabetes and insulin use is strongly recommended. In an emergency, this helps first responders quickly understand your condition and provide appropriate care.
• Plan for Insulin Adjustments: Discuss your hiking plans with your doctor beforehand. For people using insulin pumps, you may need to temporarily reduce basal insulin delivery during the hike, then return to normal rates about 30 minutes before ending your hike to avoid blood sugar spikes. Those on insulin injections may need to adjust both long-acting and mealtime doses.

Why Telling Your Hiking Partners About Your Diabetes Matters

Your hiking companions play a critical role in recognizing and responding to low blood sugar. They should know what hypoglycemia looks like, since symptoms vary widely and can be mistaken for other conditions. Visible signs of low blood sugar include shakiness, sweating, confusion, weakness, vision changes, and slurred speech. Very low blood sugar may even look like intoxication or altitude sickness.

"The companions that somebody is hiking or camping with should know what low blood sugar or hypoglycemia looks like," said Dr. Rekha Kumar, an endocrinologist at NewYork-Presbyterian and Weill Cornell Medicine.

Dr. Rekha Kumar, Endocrinologist at NewYork-Presbyterian and Weill Cornell Medicine

Ideally, at least one person on your trip should know how to administer glucagon, a medication that signals the liver to release stored glucose into the bloodstream. If someone becomes unable to swallow or loses consciousness, administering glucagon and contacting emergency services can be lifesaving.

How to Manage Nutrition and Blood Sugar During Your Hike

During a long day of hiking, your body uses all the food you eat for energy while also breaking down energy stored in your muscles. Those stores need to be replenished to prevent dangerous blood sugar drops and maintain energy levels. The challenge is deciding what to eat when you have more blood sugar variables than normal.

"Combining fast-acting carbohydrates for immediate needs with more sustained sources of energy, such as snacks that include carbohydrates and protein, can support stability," said Barbara Eichorst, a registered dietitian and certified diabetes care and education specialist and vice president of healthcare programs at the American Diabetes Association.

Barbara Eichorst, RD, CDCES, Vice President of Healthcare Programs at the American Diabetes Association

Eating small amounts at regular intervals during longer hikes helps maintain more consistent glucose levels. This approach prevents the dramatic swings that can occur when you wait too long between meals or eat large amounts at once.

When Should You End Your Camping or Hiking Trip Early?

In some circumstances, cutting a trip short is the safest choice. You should consider ending your adventure early if you experience low blood sugar that isn't responding to treatment, consistent high blood sugar with ketones (which signals diabetic ketoacidosis, a medical emergency), nausea, vomiting, or inability to keep food down, diabetes equipment failure, or severe dehydration or heat illness symptoms.

You should also monitor your supplies carefully. If you've consumed most of your sugar treatments for low blood sugar episodes, you may not have enough emergency treatment left for the way out. Similarly, if you've used all your pump sites or your insulin has gone bad, it's time to head back.

Don't overlook foot care either. Blisters can develop quickly on long trails and pose infection risks for people with diabetes. Choose hiking boots with plenty of break-in time, and stop immediately if you feel rubbing or irritation. Keeping any blisters that do develop clean, covered, and monitored for signs of infection supports healing.

With careful planning, open communication with your hiking partners, and realistic expectations about your supplies and physical limits, outdoor adventures are absolutely within reach for people with type 1 diabetes.