Hot Packs / Hydrocollator Packs
Used For
- Chronic low back & neck pain
- Muscle tightness & spasm
- Joint stiffness before mobilization
- Frozen shoulder preparation
- Osteoarthritis pain relief
Thermotherapy is a clinically proven treatment modality used by RCP Health's registered physiotherapists in Oakville — applying controlled heat and cold to relieve pain, reduce inflammation, and accelerate your recovery.
Thermotherapy is a treatment modality — a clinical tool applied by your physiotherapist within a broader physiotherapy program. It is not a standalone type of physiotherapy. At RCP Health, it is always one element of a personalized, evidence-based treatment plan.
The word thermotherapy comes from the Greek thermos (heat) and therapeia (healing). At RCP Health, thermotherapy encompasses four evidence-based modalities — hot packs, paraffin wax baths, infrared heat therapy, and contrast therapy — each producing distinct physiological responses that aid recovery.
Heat modalities (hot packs, paraffin wax, infrared) increase local tissue temperature, promoting blood flow, reducing muscle guarding, increasing tissue extensibility, and preparing joints and soft tissue for mobilization and exercise.
Contrast therapy alternates between heat and cold in structured cycles to create a vascular pumping effect — reducing chronic swelling, improving circulation, and accelerating metabolic waste clearance from injured tissues.
At RCP Health in Oakville, your physiotherapist selects the appropriate thermotherapy modality based on your diagnosis, the phase of tissue healing, and your individual treatment goals — never as a one-size-fits-all intervention.
Hot Packs
Paraffin Wax
Infrared Heat
Contrast Therapy
✦ Non-invasive & drug-free · ✦ Suitable for acute & chronic conditions · ✦ Applied within a complete physiotherapy plan
The choice between heat and contrast therapy is a clinical decision guided by your injury type, stage of healing, and treatment goals. At RCP Health, cold is only applied as part of contrast therapy cycles — not as a standalone modality.
Best for: Chronic pain, stiffness & pre-exercise preparation
Best for: Subacute swelling, overuse injuries & circulation
Our registered physiotherapists select the most clinically appropriate modality based on your specific diagnosis, stage of tissue healing, and target treatment area. All four modalities are heat-based or use heat as their primary therapeutic agent.
If you are experiencing any of the following, your RCP Health physiotherapist may incorporate a thermotherapy modality into your treatment plan. Orange indicators typically call for heat therapy; teal indicators suggest contrast therapy may be beneficial.
Persistent muscle stiffness or tightness that doesn't resolve with rest
Subacute or chronic swelling around a joint or limb
Chronic joint aching and reduced range of motion in the morning
Persistent oedema following a sprain or overuse injury
Muscle guarding or spasm limiting movement
Poor circulation or sluggish tissue recovery in the limbs
Stiff, aching hands or wrists — especially in arthritis
Residual swelling 72+ hours after a sports or orthopaedic injury
Widespread body pain and fatigue associated with fibromyalgia
Tendonitis flare with localized warmth and tenderness
Deep aching in shoulder, hip or knee joints with activity
Post-surgical swelling following orthopaedic procedures
As a versatile treatment modality, thermotherapy supports recovery across a wide range of musculoskeletal and soft tissue conditions — always as part of a broader physiotherapy plan.
Hot packs and infrared heat reduce muscle guarding and prepare spinal tissue for manual therapy and exercise. Contrast therapy may be used where residual swelling or circulatory sluggishness is present.
MSK Physiotherapy →Heat therapy prepares soft tissue for rehabilitation as healing progresses. Contrast therapy is particularly effective in the subacute phase to reduce residual swelling and accelerate return to sport.
Sports Injury Physiotherapy →Heat improves circulation and tissue pliability in chronic tendinopathy. Contrast therapy is effective during subacute flare-ups where swelling and pain are both present.
Tendonitis Physiotherapy →Warm moist heat and paraffin wax provide meaningful symptomatic relief for fibromyalgia patients, reducing widespread pain sensitivity and improving sleep and function.
Fibromyalgia Physiotherapy →Heat application before shoulder mobilization exercises significantly improves capsular extensibility, making passive and active stretching more effective and comfortable.
MSK Physiotherapy →Heat is introduced in the subacute phase to improve healing blood flow and flexibility. Contrast therapy supports resolution of persistent swelling as the muscle progresses through rehabilitation.
Sports Injury Physiotherapy →Heat therapy — particularly paraffin wax for hand arthritis — is one of the most evidence-supported thermotherapy applications, reducing stiffness and improving joint function.
MSK Physiotherapy →Contrast therapy accelerates resolution of swelling and oedema in the subacute and chronic phases of ligament sprain recovery. Heat supports tissue extensibility as mobility work progresses.
Ligament Sprain Physiotherapy →Heat is reintroduced as surgical healing progresses to restore mobility and prepare tissue for exercise. Contrast therapy supports management of subacute post-operative swelling in limb surgeries.
Thermotherapy is a modality — a purposeful tool within a structured, evidence-based physiotherapy program designed around your individual needs.
A comprehensive evaluation of your injury, pain, tissue healing stage, and contraindications determines whether heat, cold, or contrast therapy is most appropriate.
Your physiotherapist selects the specific thermotherapy modality, temperature range, application method, and duration based on clinical evidence and your diagnosis.
The modality is safely applied with protective barriers and continuous monitoring. Sessions typically last 15–20 minutes per area of application.
Thermotherapy is combined with manual therapy, therapeutic exercise, electrotherapy, and patient education for a complete and active recovery program.
Your response to thermotherapy is tracked through validated outcome measures and re-assessment, with the plan adjusted as your healing progresses.
Before applying any thermotherapy modality, and throughout your physiotherapy program, our practitioners use validated clinical tools to accurately assess your condition and measure improvement.
Quantifies pain intensity before and after thermotherapy application to track modality effectiveness and guide treatment adjustments.
Joint angle measurements document improvements in mobility following heat-assisted manual therapy and stretching — especially in frozen shoulder and arthritis.
Tape measure and volumetric assessments track swelling reduction in response to cold and contrast therapy in acute and subacute injuries.
Patient-Specific Functional Scale and DASH questionnaires capture real-world functional improvements relevant to the patient's goals and activities.
Before applying any thermotherapy, sensation is screened to ensure safe temperature perception and reduce burn or frostbite risk in vulnerable patients.
Manual palpation of the target tissues identifies areas of hypertonicity, swelling, or temperature asymmetry to guide thermotherapy modality selection and placement.
Thermotherapy is very safe when applied by a trained physiotherapist. Your RCP Health physiotherapist will conduct a full contraindication screening and skin sensation check before every application.
"The hot packs before my shoulder mobilization at RCP Health made such a difference. My shoulder was always so stiff — the heat made the stretching so much more comfortable and I progressed much faster."
"After my ankle sprain from soccer, the contrast therapy my physio used was incredible — alternating the heat and cold packs in cycles reduced my swelling so much faster than I expected. I was back on the field weeks ahead of schedule."
"I have rheumatoid arthritis in my hands and the paraffin wax treatments at RCP Health give me more relief than I thought possible. My hands are so much looser after each session and I can function so much better."
Thermotherapy is a treatment modality — not a type of physiotherapy. It is a clinical tool your registered physiotherapist applies as part of a broader physiotherapy treatment plan. At RCP Health, thermotherapy is always combined with assessment, manual therapy, and active exercise — never offered as a standalone service.
Heat therapy is typically best for chronic muscle stiffness, joint tightness, and preparing tissues before exercise or manual therapy. Contrast therapy is most effective when subacute or chronic swelling is present alongside pain — the alternating heat-cold cycles create a vascular pumping action that drives fluid out of the tissue. Note that at RCP Health, cold is only applied as part of contrast therapy cycles — not as a standalone cold pack treatment.
Typically 15–20 minutes per application for both heat and cold modalities. Contrast therapy cycles alternate between 3–4 minutes of heat and 1–2 minutes of cold, repeated 3–5 times. Duration varies based on the specific modality and treatment goals.
Yes, thermotherapy is very safe when applied by a trained physiotherapist. At RCP Health, protective barriers (towels, cloth covers) are always used between the modality and your skin. A full sensation screening is conducted before every session. Patients are monitored throughout and asked to report any discomfort. When applied correctly, burns and frostbite do not occur.
Yes. RCP Health's physiotherapy clinic at Suite 304, 700 Dorval Drive, Oakville offers hot packs, paraffin wax baths, infrared heat therapy, and contrast therapy as part of individualized physiotherapy treatment plans. Call us at 1-888-332-7372 or book your assessment online.
Thermotherapy is applied as part of your physiotherapy treatment session at RCP Health and is covered under most extended health benefit plans that include physiotherapy. We also accept WSIB and Motor Vehicle Accident (MVA) claims. Contact our clinic for specific billing information.
Located at Suite 304, 700 Dorval Drive, Oakville, ON — accessible from Oakville, Burlington, and Mississauga.
Head west on Upper Middle Road, turn left onto Dorval Drive. RCP Health is at 700 Dorval Drive, Suite 304 — approximately 5 minutes.
Get DirectionsHead north on Brant Street, take the QEW East, exit at Dorval Drive North. RCP Health is at 700 Dorval Drive, Suite 304 — approximately 15 minutes.
Get DirectionsTake Hurontario Street south to the QEW West, continue to the Dorval Drive exit in Oakville. RCP Health is at 700 Dorval Drive, Suite 304 — approximately 20 minutes.
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