Diabetic neuropathy is nerve damage caused by long-term high blood sugar, most often affecting the nerves of the feet and legs. It causes numbness, burning pain, weakness and balance problems, and raises the risk of falls and foot wounds. Physical therapy can improve balance, strength and walking safety. SportsMed Physical Therapy treats it at New Jersey and Connecticut locations.
What Is Diabetic Neuropathy?
Diabetic neuropathy is damage to peripheral nerves caused by prolonged exposure to elevated blood glucose, which injures the small blood vessels that feed nerve fibers and disrupts nerve metabolism. The longest nerves are affected first, which is why symptoms typically start in the toes and move upward in a stocking pattern before reaching the hands.
The most common form is distal symmetric polyneuropathy, affecting sensation and, later, strength in both feet. Autonomic neuropathy affects nerves controlling heart rate, digestion and blood pressure. Focal neuropathies can affect a single nerve, such as the median nerve at the wrist.
About half of all people with diabetes develop some form of neuropathy during their lifetime, and it is the leading cause of non-traumatic lower limb amputation in the United States. Because sensation fades gradually, many people do not notice loss until a routine foot exam or a fall reveals it. Related non-diabetic nerve damage is covered under peripheral neuropathy.
What Causes Diabetic Neuropathy?
The primary driver is sustained hyperglycemia. Over years, excess glucose triggers oxidative stress and the buildup of advanced glycation end products, damaging both nerve fibers and the tiny vessels supplying them. Duration of diabetes matters as much as peak blood sugar readings, which is why screening begins at diagnosis for type 2 diabetes and five years after diagnosis for type 1. Other metabolic and lifestyle factors accelerate the process, and several of them are modifiable.
Nerve damage in diabetes is rarely caused by glucose alone. High triglycerides, high blood pressure, smoking and excess weight each narrow or stiffen the small vessels that nourish nerves, so a person with several of these factors loses nerve fibers faster than blood sugar readings alone would predict. This is also why treatment plans address cardiovascular health, not just glycemic targets. Vitamin B12 deficiency and heavy alcohol use can add a second, separate source of nerve injury.
Common causes and risk factors include:
- Long-standing or poorly controlled type 1 or type 2 diabetes
- High triglycerides, high LDL cholesterol and obesity
- High blood pressure and existing kidney disease
- Smoking, which further narrows small blood vessels
- Heavy alcohol use, which independently damages nerves
- Vitamin B12 deficiency, sometimes linked to long-term metformin use
- Age over 50 and 10 or more years living with diabetes
What Are the Symptoms of Diabetic Neuropathy?
Symptoms usually begin in both feet and progress slowly. Many people describe burning or tingling that is worse at night, alongside a paradoxical numbness, so the foot feels both painful and dead. As sensation declines, the feet stop reporting position and pressure accurately, which affects balance and allows blisters or ulcers to develop unnoticed. Some people also notice that they walk more cautiously in the dark or hold handrails on stairs, changes that often precede a first fall by many months. Symptoms are usually symmetric, affecting both feet in a similar pattern rather than one side alone.
Typical symptoms include:
- Numbness, tingling or pins and needles in the toes and feet
- Burning, stabbing or electric pain, often worse at night
- Reduced ability to feel temperature, pressure or a pebble in the shoe
- Unsteadiness in the dark or on uneven ground
- Weakness in the foot and ankle, sometimes causing foot slap
- Dry, cracked skin, calluses or slow-healing sores
- Dizziness on standing, if autonomic nerves are involved
Seek prompt medical attention for any new foot wound, ulcer, blister, spreading redness or warmth, sudden weakness, or a foot that becomes swollen and hot without an obvious injury.
How Is Diabetic Neuropathy Diagnosed?
Diagnosis starts with a history and a careful foot examination. Clinicians use a 10-gram monofilament to test protective sensation, a tuning fork for vibration sense, and pinprick and temperature testing for small fiber function. Reflexes at the ankle, foot strength, skin integrity and pulses are checked, along with footwear and callus patterns.
Balance and gait testing matters for fall risk, and physical therapists often use timed walking or single-leg stance measures. Nerve conduction studies are reserved for unclear or asymmetric cases. Blood work may screen for B12 deficiency, thyroid disease and kidney function, since other causes can coexist with diabetes.
How Physical Therapy Treats Diabetic Neuropathy
Physical therapy does not reverse nerve damage, but it addresses the consequences that most affect daily life: falling, losing walking distance, and developing foot wounds. SportsMed therapists begin with a fall risk and sensation screen, then build a program targeting the systems that can still improve.
Strengthening for the ankles, hips and core restores the power needed to catch a stumble. Gait and balance training retrains stability using vision and vestibular input when foot sensation is unreliable, and progresses from firm ground to foam surfaces and dim lighting. Aerobic conditioning supports blood sugar control and circulation, and general physical therapy addresses joint stiffness in the ankle and toes that changes pressure under the foot. Therapists also coach daily foot inspection, sock and shoe selection, and home safety changes such as lighting and rug removal. Patients who cannot travel safely may be able to receive in-home therapy, which is delivered from our Brick, Englewood, Franklin Lakes and Jersey City McGinley Square locations. Foot mechanics issues such as flat feet and plantar fasciitis are managed alongside neuropathy care.
Therapy is coordinated with the rest of your medical team. Physical therapists communicate with endocrinologists, podiatrists and primary care physicians, flag any skin changes they find during a session, and pause weight-bearing exercise if an ulcer needs offloading. That coordination protects the feet while still allowing the balance and strength work that lowers fall risk.
| Phase | Typical Timeline | What It Involves | Goal | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
|
|
How Long Does Recovery Take?
Nerve damage itself is usually permanent, so the honest measure of progress is function. Most patients see meaningful balance and strength gains in 8 to 12 weeks of consistent therapy, with fall risk scores improving in that window. Walking distance and confidence often keep improving for six months when the home program continues. Progress is faster with steady blood sugar control, smoking cessation, well-fitting shoes and regular exercise. It slows with uncontrolled glucose, kidney disease, foot ulcers requiring offloading, and long gaps between sessions. Many patients return for a short refresher block once or twice a year to keep balance gains from fading.
Diabetic Neuropathy Treatment Near You in New Jersey and Connecticut
SportsMed operates clinics across New Jersey and Connecticut, which keeps balance and foot care within a short drive when walking distance is limited. Bergen County patients receive care at physical therapy in Garfield, NJ, our Fairview clinic, Lyndhurst, Bergenfield and Fort Lee. Patients also travel from Hackensack, Englewood, Paramus, Fair Lawn, Emerson, Ridgewood, Glen Rock and Franklin Lakes, plus Jersey City and Hamden, Connecticut. Diabetes rates are high across these communities, and many patients arrive after a podiatry visit or a routine foot screening flagged reduced sensation.
We serve Bergen, Essex, Hudson, Middlesex, Monmouth, Morris, Ocean, Passaic and Union Counties in New Jersey, along with Fairfield and New Haven Counties in Connecticut. Review our New Jersey clinic list and Connecticut clinic list, search all locations, or book a neuropathy evaluation.
Frequently Asked Questions About Diabetic Neuropathy
Q: Can diabetic neuropathy be reversed?
A: Established nerve damage is generally permanent, though tight blood sugar control can slow or halt progression and sometimes reduces pain. Physical therapy improves what remains changeable: strength, balance, walking distance and fall risk. Many patients feel considerably steadier and more confident even when numbness does not change.
Q: Is walking safe if I have numb feet?
A: Usually yes, and it is beneficial for circulation and glucose control, but it requires precautions. Wear properly fitted shoes with clean seamless socks, check your feet before and after walking, and avoid barefoot walking entirely. If you have an open wound, ask your care team about offloading first.
Q: Why does neuropathy make me lose my balance?
A: Balance relies on input from the feet, the inner ear and the eyes. When foot sensation fades, the body loses accurate information about where the ground is, especially in the dark or on uneven surfaces. Therapy trains the remaining systems and strengthens muscles that catch a stumble.
Q: What kind of exercise helps diabetic neuropathy most?
A: A combination works best. Balance training on varied surfaces reduces fall risk, resistance training two to three days weekly restores ankle and hip strength, and aerobic activity such as walking or cycling supports circulation and glucose control. Your therapist adjusts intensity to your sensation and cardiovascular status.
Q: Do I need a referral for neuropathy physical therapy near me?
A: New Jersey and Connecticut allow direct access, so many patients start without a referral. Medicare and some commercial plans require physician certification of the plan of care, and coverage rules differ. SportsMed verifies your benefits, coordinates with your endocrinologist or podiatrist, and explains any requirements upfront.
Q: Will therapy help the burning neuropathy pain at night?
A: Sometimes. Exercise, improved circulation and better glucose control can reduce pain intensity for some patients, and therapy also addresses sleep positioning and activity pacing. Medication managed by your physician is often part of the plan, and physical therapy works well alongside it rather than replacing it.
If your feet feel numb, your balance has changed, or you have started avoiding stairs and evening walks, an evaluation is worth scheduling. SportsMed therapists test sensation and fall risk, then build a balance and strength plan you can maintain.
Book an appointment at a clinic near you.Reviewed by the SportsMed Physical Therapy clinical team. Last updated: August 2026.