Living with diabetes means actively managing your health, and physical activity is a cornerstone of that management. While aerobic exercises often get the spotlight, resistance training, also known as strength training, offers useful benefits for blood sugar control, muscle health, and overall well-being. It’s not just about building big muscles; it’s about building a stronger, healthier you.
Key takeaways
- Use your own glucose targets, medication plan, and trend data when planning activity.
- Carry fast-acting carbohydrate if you use insulin or medicines that can cause low blood glucose.
- Start gradually and ask your care team about limits if you have neuropathy, eye, kidney, or heart disease.
Why Resistance Training Matters When You Live with Diabetes
Resistance training involves working your muscles against a force, like weights, resistance bands, or your own body weight. This type of exercise helps build and maintain muscle mass. Why is this crucial for diabetes management? Skeletal muscles are a major site of glucose uptake during activity. Active muscles can use more glucose, which may support blood sugar management for some people. Regular resistance training can:
- Improve Insulin Sensitivity: Your cells become more responsive to insulin, allowing glucose to enter more easily.
- Lower Blood Glucose Levels: Muscles use glucose for energy during and after workouts, helping to reduce circulating blood sugar.
- Increase Muscle Mass: More muscle means a larger storage site for glucose, further aiding blood sugar management.
- Boost Metabolism: Muscle tissue burns more calories at rest than fat tissue, contributing to weight management.
- Improve Bone Density: Important for preventing osteoporosis, a common concern for people with diabetes.
- Enhance Functional Strength: Making everyday activities easier and improving quality of life.
What to Do Before You Start: Planning Your Resistance Training
Before embarking on any new exercise regimen, especially with diabetes, it’s vital to consult your healthcare professional. They can help assess your current health, discuss any potential risks, and tailor recommendations to your specific needs, particularly if you have proliferative retinopathy, severe neuropathy, advanced kidney disease, cardiovascular disease, foot ulcers, or other complications that may require tailored limits. Here are key considerations:
- Medical Clearance: Ask your doctor what type and intensity of resistance training is safe for you.
- Medication and Device Adjustments: Discuss with your doctor or diabetes educator how resistance training might affect your blood glucose and whether any insulin or medication changes are needed; do not change doses without a clinician-made plan. If you use a continuous glucose monitor (CGM) or insulin pump, understand how to manage them during exercise.
- Pre-Exercise Glucose Safety: If you use insulin or medicines that can cause lows, check your glucose before starting according to your diabetes plan. If glucose is below your personal safe range or trending down, follow your plan for carbohydrate treatment. If glucose is very high, especially with ketones or symptoms, follow your care team’s plan and consider delaying the workout.
- Hydration: Drink plenty of water before, during, and after your workout.
- Warm-up and Cool-down: Always start with 5-10 minutes of light cardio and dynamic stretches, and end with 5-10 minutes of static stretches.
Practical Steps You Can Use This Week
The following examples are general education, not personalized exercise prescriptions. Sets, repetitions, weight, and timing should be adjusted with your care team or a qualified exercise professional.
Resistance training doesn’t require a gym membership or heavy weights. You can start at home with bodyweight exercises or resistance bands. Aim for 2-3 sessions per week on non-consecutive days to allow your muscles to recover.
Beginner Plan (Focus on form and consistency)
Perform 1-2 sets of 8-12 repetitions for each exercise, with 60-90 seconds rest between sets. Focus on controlled movements.
- Squats: Bodyweight or holding a light object.
- Lunges: Bodyweight, alternating legs.
- Push-ups: On knees, incline against a wall, or on toes.
- Plank: Hold for 20-30 seconds.
- Dumbbell Rows: If you have light dumbbells or resistance bands.
- Bicep Curls: With light dumbbells or resistance bands.
Moderate Plan (Increasing intensity and variety)
Perform 2-3 sets of 8-12 repetitions for each exercise, with 45-60 seconds rest between sets. You can increase weight, resistance, or repetitions.
- Goblet Squats: Holding a dumbbell or kettlebell.
- Walking Lunges: With or without light weights.
- Push-ups: On toes or elevated feet.
- Side Planks: Hold for 20-30 seconds per side.
- Bent-Over Rows: With dumbbells or resistance bands.
- Overhead Press: With light dumbbells or resistance bands.
Advanced Plan (Challenging your strength)
Perform 3-4 sets of 6-10 repetitions for each exercise, with 60-120 seconds rest between sets. Focus on heavier weights or more challenging variations.
- Barbell Back Squats or Front Squats.
- Romanian Deadlifts.
- Bench Press or Dumbbell Press.
- Pull-ups or Lat Pulldowns.
- Shoulder Press.
- Core exercises: Hanging leg raises, weighted planks.
Listen to your body. If an exercise causes pain, stop immediately. Proper form is always more important than lifting heavy weights.
When to Call Your Healthcare Professional
While resistance training is generally safe and beneficial, certain symptoms warrant immediate medical attention:
- Sudden, unexplained changes in blood glucose levels (very high or very low) during or after exercise.
- Chest pain, dizziness, lightheadedness, or shortness of breath during or after exercise.
- Persistent pain in joints or muscles that doesn’t improve with rest.
- Any signs of hypoglycemia (shakiness, sweating, confusion) that don’t respond to treatment.
- New or worsening vision changes.
- Numbness, tingling, or pain in your feet or hands that worsens with activity.
Questions to Ask at Your Next Visit
- “What are the best resistance exercises for my specific health profile and diabetes management plan?”
- “Should I adjust my medication or insulin doses on days I do resistance training?”
- “Are there any types of exercises I should avoid due to my diabetes complications?”
- “How often should I check my blood glucose when I’m doing resistance training?”
- “Can you recommend a physical therapist or certified diabetes educator who specializes in exercise?”
Medical note: This article is for education only and does not replace care from your healthcare professional. If you use insulin or medicines that can cause low blood glucose, are pregnant, have kidney disease, heart disease, vision problems, neuropathy, or other diabetes-related complications, discuss changes to food, activity, medicines, devices, or travel plans with your diabetes care team.