Hot stone massage uses smooth basalt stones heated to around 50 to 55 degrees Celsius, placed on the body and used as extensions of the therapist’s hands. The heat penetrates deeper than hands alone, so muscle releases with far less pressure. Sessions run 75 to 90 minutes and cost £55 to £85 in the UK. It suits anyone who wants a deep-feeling treatment without intense pressure, and is not suitable during pregnancy.

Key takeaways

Stones sit at roughly 50 to 55 degrees
Hot enough to penetrate, checked by the therapist on their own skin first, and never placed directly on you without a barrier if very hot.
Heat does the work that pressure would otherwise do
Warm muscle releases more readily, so the therapist achieves depth without digging in.
Basalt is used for a reason
It is volcanic, dense and iron-rich, so it holds heat far longer than other stones.
Sessions are longer than standard
Seventy-five to 90 minutes, because heating, placing and rotating stones takes time.
It suits people who dislike firm pressure
Anyone who finds deep tissue too intense but wants more than a light Swedish massage.
Not suitable in pregnancy
Raising core temperature is not advised during pregnancy, so hot stone is avoided throughout.
Several conditions rule it out
Diabetes with reduced sensation, neuropathy, circulatory problems, recent sunburn and some skin conditions.

What hot stone massage is

Hot stone massage combines conventional massage technique with heated stones, most commonly smooth basalt. Basalt is chosen because it is volcanic in origin, dense and rich in iron, which means it absorbs and holds heat far longer than other stone types.

The stones serve two purposes. Some are placed on the body at set points, typically along the spine, in the palms, between the toes and on the abdomen, where they sit and warm the tissue passively. Others are held by the therapist and used as extensions of their hands, gliding over oiled skin in the same patterns as a Swedish massage.

The result is that heat does much of the work pressure would normally do. Warm muscle is more compliant, so the therapist can achieve a deep, released sensation without applying the sustained force of a deep tissue massage.

What happens in a session

  1. Consultation. The usual health history, plus specific questions about circulation, diabetes, neuropathy, skin sensitivity and heat tolerance.
  2. Stones heat while you settle. They are warmed in a purpose-built water heater with a thermostat, not a microwave or a saucepan.
  3. Warming strokes. The therapist usually starts with hands and oil to warm the tissue before introducing stones.
  4. Stone placement. Stones are laid along the back, and often in the palms, once you are face down.
  5. Working strokes. The therapist glides warm stones over the back, legs and arms, exchanging them for fresh warm ones as they cool.
  6. Turning over. Placement is repeated on the front, sometimes including stones on the abdomen and between the toes.
  7. Finish with hands. Most therapists complete the session with hands rather than stones.

You undress to your underwear and remain covered by towels, exactly as for any oil treatment, as described in what to wear to a massage.

How hot are the stones?

Around 50 to 55 degrees Celsius. That sounds high, and it feels warm rather than burning because the stones are in constant motion when working and separated by towel or oil when stationary.

Safety practice matters here. A competent therapist heats stones in a thermostatically controlled water heater, tests each one on the inside of their own forearm before it touches you, never places a very hot stone directly on skin without a barrier, and asks about your comfort repeatedly through the session.

Speak up immediately if anything feels too hot. Skin can be burned by prolonged contact at these temperatures, and the risk is highest in anyone whose sensation is reduced, which is why diabetes and neuropathy are important to disclose.

What it helps with

  • Deep relaxation. The most reliable benefit, and the main reason people rebook. Sustained heat is profoundly calming.
  • Muscle tension without discomfort. Ideal for people whose shoulders are tight but who dislike firm pressure.
  • Cold hands and feet. Popular through winter for exactly this reason.
  • Sleep. Most people sleep unusually well the night of a session.
  • Stress and anxiety. Heat plus rhythmic touch is a strong combination, discussed further in massage for anxiety.
  • General stiffness. Particularly across the upper back and shoulders.

What it will not do is replace targeted therapeutic work. A specific stubborn trigger point needs the sustained direct pressure of deep tissue massage, and no amount of heat substitutes for it.

Who it suits

Good fit: anyone who wants a deep-feeling treatment without intense pressure, people who feel the cold, those with general upper back and shoulder tension, anyone booking as a treat, and people for whom deep tissue has been too uncomfortable in the past.

Consider something else: if you want targeted therapeutic work, choose deep tissue. If you are swollen rather than tense, choose lymphatic drainage. If you want to stay clothed, choose Thai massage or Indian head massage.

It also works well as a couples massage, since the relaxed, warm quality suits a shared session. See what to expect at a couples massage.

When to avoid it

Heat introduces contraindications that a standard massage does not have. Avoid, and speak to your GP first, if you have:

  • Pregnancy. At any stage, because raising core temperature is not advised.
  • Diabetes with reduced sensation, or peripheral neuropathy. Reduced ability to feel heat means burn risk.
  • Poor circulation or peripheral vascular disease.
  • Uncontrolled high or low blood pressure. Heat causes vasodilation and can affect blood pressure.
  • Recent sunburn, open wounds or broken skin.
  • Inflammatory skin conditions in a flare, such as eczema or psoriasis over the treatment area.
  • Heart conditions, without medical advice.
  • Recent surgery, until cleared.
  • Varicose veins. Stones are worked around rather than over them.
  • Fever or active infection.

If you are pregnant, see the pregnancy massage guide for suitable alternatives.

What it costs

Setting75 to 90 minutes
Independent therapist£55 to £85
Bristol average£60 to £85
Day spa£95 to £140
Hotel spa£120 to £190
Couples hot stone£140 to £260 for two

It costs more than a standard Swedish massage because sessions are longer and the equipment, heaters and stone sets represent a real investment for the therapist. Full pricing is in how much a massage costs in the UK, and a direct comparison in hot stone vs Swedish massage.

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Frequently asked questions

A hot stone massage uses smooth basalt stones heated in water to around 50 to 55 degrees Celsius. Some are placed on the body at key points while the therapist uses others as extensions of their hands, gliding them over the muscles with oil. The heat allows muscle to release with much less pressure than a conventional massage would require.
Typically 50 to 55 degrees Celsius, heated in a purpose-made water heater. Your therapist should test each stone on their own skin before it touches you, and stones placed on the body for any length of time are usually separated by a towel or sheet. Tell the therapist immediately if anything feels too hot.
It is not better, it is different. The heat lets a therapist achieve a deep, releasing sensation without applying intense pressure, which suits people who find deep tissue uncomfortable. If you specifically want targeted work on a stubborn knot, deep tissue is more effective. If you want warmth and deep relaxation, hot stone is excellent.
No. Raising core body temperature is not advised during pregnancy, and hot stone massage is avoided throughout for that reason, as are saunas, steam rooms and hot tubs. Pregnancy massage with a therapist who holds specific prenatal training is the appropriate alternative.
Seventy-five to 90 minutes is standard, longer than a typical massage because heating, placing, rotating and re-warming stones all takes time. A 60 minute hot stone session is possible but tends to feel rushed, and you get less of the sustained heat that makes the treatment worthwhile.
Often, yes. The combination of sustained heat and massage produces a strong relaxation response and many people feel pleasantly drowsy for a few hours afterwards. Drinking water and avoiding anything demanding immediately after is sensible, and most people sleep well that night.

Further reading

References

  1. NHS. Complementary and alternative medicine. https://www.nhs.uk/conditions/complementary-and-alternative-medicine/ (accessed 30 August 2026).
  2. Complementary and Natural Healthcare Council. CNHC accredited register. https://www.cnhc.org.uk/ (accessed 30 August 2026).

This article is researched by the Massages Bristol editorial team using NHS guidance, professional body standards and published research, and is checked against the practice of the qualified therapists listed in our Bristol directory. It is reviewed and updated when guidance or standard practice changes. It is general information, not medical advice: speak to your GP if you have a health condition that may affect treatment.