Immunity & General Wellness

Sunlighten’s infrared is shown to increase core body temp, activate the immune system.
Your body naturally defends itself. During a fever, body temperature rises and strengthens the immune system. It’s a signal to white blood cells and the body’s antiviral army of lymphocytes, neutrophils and interferons to come to the rescue.1,2,3 Increased body temp may also help fight infections as it stimulates heat shock proteins that deter viruses from reproducing and reduces inflammatory cytokine proteins.4 Raising body temp above normal for therapeutic treatment is called hyperthermia. Sunlighten’s infrared heating technology gives you the highest quality and quantity of infrared clinically shown to raise core body temperature by three degrees.

Sauna is the most effective way to induce hormesis.
Nature uses a process called hormesis to make us stronger. It’s a 2-phase response our bodies have to certain stressors, like exercise or fasting, heat or cold, where a little bit of strain creates strength or resilience. When our ancestors were less insulated from the environment, their bodies naturally responded to the challenges. Modern life requires us to recreate opportunities to challenge our immune system and sauna use is the most efficient and effective way to do that. The benefits of hormesis affect overall wellness, heart health, and immune system boost.

A whole-body longevity modality.
You’re on a mission to stay healthy and active for as long as possible. Strengthening the immune system is just one of the many ways infrared sauna impacts longevity and quality of life. While you relax in comfort, our patented infrared sauna goes to work on several biomarkers of aging to make health improvements that are linked with reversing biological age, and help fight age-related diseases to support overall well-being and vitality.
Your goals. Your perfect sauna.
Choosing the right infrared sauna goes beyond features. It’s about finding the right fit for your body, lifestyle and wellness goals.
We build every Sunlighten sauna on a foundation of the highest quality and quantity of far infrared your body can absorb for maximum benefits. Whether you’re focused on relaxation, recovery, detoxification, skin health, or longevity, our quiz will help match you with the right sauna for your needs.
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Biological vs. chronological age: what's your body's real age?
Quick answer: Your chronological age is the sum of the years you have been alive, while your biological age is the score of your body's health at the cellular level. Although there is nothing you can do to change your chronological age, there are several ways you can influence your biological age.
