What Is an Infrared Sauna? Benefits, Uses, and Science Explained

An infrared sauna is a type of sauna that uses infrared light waves to heat the body directly as opposed to heating the air.

Unlike traditional saunas, infrared saunas work at lower temperatures without diminishing the sweating, relaxation and circulation.

They are typically used for muscle recovery, stress relief and general wellness and can be found in spas, gyms or used as an infrared sauna at home.

Key Takeaways

  • Direct Heat: Infrared saunas use heat to directly heat your body instead of the air and are more tolerable for those who cannot stand the intense heat of traditional saunas.
  • Health Perks: Possible benefits include enhanced circulation, muscle recovery, skin purification and relaxation.
  • Safety: Generally regarded as safe for most healthy adults, but a doctor’s consultation is recommended for individuals who have cardiovascular conditions or for pregnant patients.
  • Variations: Can be available in a variety of designs such as full cabins, blankets, and portable pods.

What Is An Infrared Sauna and How Does It Work?

To really get to know the appeal, we must examine the mechanics. What is an infrared sauna and how does it work at the biological level? It is based on the science of electromagnetic radiation. While the word “radiation” may sound scary, in this regard, the term simply means that energy is traveling in waves. This energy is the same energy that you feel from the warmth of the sun on a cold winter day – warming, soothing and without the harmful rays of ultraviolet (UV).

When sitting in an infrared sauna the invisible light rays enter your soft tissue and your body is heated from the inside out. This is known as “radiant heat” and it causes your body to sweat to cool down, even though the air in the sauna may be relatively cool.

FeatureInfrared SaunaTraditional Sauna
Heat SourceInfrared lightHeated air
Operating Temp110–140°F (43–60°C)160–200°F (71–93°C)
Air HumidityDryDry or humid
Heat PenetrationDirect to bodySurface-level

Understanding the Spectrum What Wavelength is an Infrared Sauna?

All infrared light is not created equal. The answer to what wavelength is infrared sauna is within the infrared spectrum which is split into three different categories: Near, Mid, and Far. Most modern saunas make use of Far Infrared (FIR) as it penetrates the deepest.

Wavelength TypeWavelength SizePenetration DepthPrimary Use
Near Infrared0.76 – 1.5 micronsSuperficial (Skin surface)Wound healing, cell regeneration
Mid Infrared1.5 – 5.6 micronsSoft tissue (Muscles/Joints)Pain relief, improved circulation
Far Infrared5.6 – 1000 micronsDeep tissue (Detoxification)Heavy sweating, blood pressure regulation

The Great Debate: What Is an Infrared Sauna vs a Regular Sauna?

It is the question that is most prevalent in wellness studios. In comparison with the traditional steam room it works out as follows. It is essential to know what is an infrared sauna and regular sauna to be able to select the most suitable therapy.

The type of a traditional sauna is that a heater (typically an electric one or a wood-burning heater) is used to heat the rocks. These rocks are poured with water in order to form steam. The temperature of the air is very high- normally between 150 degrees Fahrenheit and 195 degrees Fahrenheit. The fact that the air around you is hot makes your body to heat up indirectly.

On the other hand, infrared sauna is at a lower temperature (usually 120 F to 140 F). Due to penetration of heat directly to your body, you can tend to spend longer time and lose more sweat at a lower ambient temperature.

FeatureRegular SaunaInfrared Sauna
Heating MethodHeats the air, which heats youHeats your body directly via light
TemperatureHigh (150°F – 195°F)Lower/Moderate (120°F – 140°F)
HumidityCan be high (if steam is used)Dry
Sweat ProfileWatery sweatDeep, oily sweat (toxins)
ToleranceCan feel stifling for beginnersGenerally easier to breathe and tolerate

Top 10 Benefits of Infrared Sauna: What Is It Good For?

Now, we can get deep into the gist of the discussion. What is the purpose of an infrared sauna? The list of the reported benefits is extensive, and it mainly concerns relaxation, detoxification, and cardiovascular health.

  1. Detoxification: Since the heat reaches deep areas, it moves toxins, which are stored in fat cells into the sweat.
  2. Relaxation: The warmness aids in the normalization of the amount of cortisol in your body (the stress hormone in the body).
  3. Relief: Deep tissue heat may help in treating stiffness and pain in such conditions as arthritis or fibromyalgia.
  4. Better Circulation: With warmer body temperature blood vessels become wider, which enhances the circulation of blood and oxygen.
  5. Skin Health: Due to excessive sweating, the pores are cleansed of deep-rooted impurities and dead skin complexions, such that a glow is felt on your skin after a sauna.
  6. Weight Loss Support: Although not a miracle pill the heart rate boost simulates a low intensity exercise, which could burn calories.
  7. Reduced Blood Pressure: Some research indicates that the infrared saunas can be used to restore normal blood pressure in the long run.
  8. Boosting the Immune System: The increase in core body temperature triggers artificial fever, which boosts the immune system.
  9. Muscle Recovery: It is commonly consumed by athletes in order to reduce recovery time following vigorous exercises.
  10. Better Mood: The session should be able to fight mild depression and anxiety because the release of endorphins helps in the process.

Concerns to be addressed: Could Infrared Saunas Cause Cancer?

This is one question that I should answer using evidence-based information. The inquiry of whether infrared saunas are a cause of cancer is as a result of the misinterpretation between non-ionizing radiation such as infrared light and the ionizing radiation such as X-rays.

The Ruling: There is no existing clue to the existence of cancer-inducing infrared saunas. Actually, infrared light is non-ionizing i.e. it lacks sufficient energy to damage DNA or create mutations. Instead, there are researchers who are investigating the possible use of hyperthermia (heating the body) as an anti-cancer measure but this is still in its experimental phase.

Nevertheless, it is important to consider that the sauna one takes must have low rates of EMF (Electromagnetic Field) and ELF (Extremely Low Frequency). The worry is high amounts of EMFs of the poorly made electrical equipment. The quality and certified saunas should always be used.

Types of Infrared Therapy Blankets and Pods

And you need not have a complete wooden cabin. This therapy has been introduced to our homes through technology in one way or another.

What does an infrared sauna blanket mean? Imagine it is a warming-up sleeping bag. These are small, compact gadgets that you can sleep on and zip yourself in, and they have heating coils that produce infrared heat. They are very good when used at home particularly by people who have a low budget and those who do not have much space.

What is an infrared sauna pod? In spas, pods are getting trendy. They resemble a clam-shell futuristic tube. Lying down in the pod with your head outside the unit on a pillow normally keeps you cool and your body warm. They are usually fitted with vibrational massage and chromotherapy (colored lights).

How to Use an Infrared Sauna Safely

What Is an Infrared Sauna

When you are willing to give it a go, remember the following instructions.

What is the average temperature of an infrared sauna? The majority of the experts advise the initial temperature of between 120°F and 130°F.

  • Beginners: Start at 110°F for 15-20 minutes.
  • Regulars: Work up to 140°F for 40-50 minutes.
  • Hydration: Take a glass of water prior to entry. It is a good idea to bring electrolytes in case you have a lengthy session.
  • Dressing: Loose breathable clothes of cotton or natural fabrics. It is advisable to avoid synthetic garments that may either melt or entrap toxins to the skin.
  • Post-Sauna: Take a shower using warm (not hot) water and rinse the toxins. You can then leave your body to cool down naturally and then use cold water.

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FAQs

Is It Safe for Pets?

Do not leave pets in an infrared sauna. They control heat in a different way as humans and are able to get hot too quickly.

What Is an Infrared Sauna Used For Medically?

Although they are not considered medical treatment, but wellness, doctors prescribe them as complementary pain-killer, high blood pressure and congestive heart failure treatments

Is it Possible to Use an Infrared Sauna on a Daily Basis?

In healthy people, it is usually safe to use on a daily basis. Nevertheless, it is important to listen to your body. In case you are lightheaded or tired, you should cut down to 3-4 times a week.

Infrared Sauna Treatment: What Is It?

The term is commonly used as a synonym of a session. A treatment suggests a specific approach, e.g. a particular detoxification, pain management protocol, which may include meditation, music or chromotherapy.

Final Thoughts

The infrared heat therapy is a large and exciting realm starting with knowing what is an infrared sauna called (also known as an IR sauna or far-infrared cabin) and continuing with a decision whether to buy a blanket or an entire cabin.

IR saunas are a scientifically proven, relaxing remedy to sore muscles, a beautiful complexion or even just a stress-free day of peace in the ocean of a hectic schedule. As usual, be in touch with your body, hydrate and consult your doctor before embarking on a new health program.

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