How 40Hz Light Therapy Can Improve Your Sleep
Light therapy has been used for decades to treat a variety of conditions, including seasonal affective disorder (SAD), jet lag, and sleep disorders. One type of light therapy that has recently gained attention is 40Hz light therapy. This therapy uses light at a frequency of 40Hz (exactly 40 flickers per second) to improve sleep and overall well-being.
40Hz light therapy works by exposing an individual to flashing light at a frequency of 40Hz, which is believed to have a positive impact on the brain’s sleep-wake cycle. The idea behind the therapy is that the flashing light helps to stimulate brain activity, which can promote deeper and more restful sleep.
The human brain has a natural rhythm known as the alpha rhythm, which oscillates at a frequency of around 10–13Hz. Studies have shown that exposure to light at 40Hz can entrain or synchronize the alpha rhythm, resulting in improved sleep and wakefulness. This is thought to occur because the 40Hz light therapy mimics the natural oscillation of the brain and helps to regulate the body’s circadian rhythm.
One study published in the Journal of Sleep Research found that 40Hz light therapy improved sleep efficiency and reduced the time it took to fall asleep in people with insomnia. Another study published in the Journal of Sleep Medicine found that 40Hz light therapy improved sleep quality and reduced the symptoms of depression in people with SAD.
40Hz light therapy is also being investigated as a potential treatment for other conditions, such as traumatic brain injury and Alzheimer’s disease. Studies have shown that 40Hz light therapy can improve cognitive function, reduce inflammation, and promote neuroplasticity in these populations.
A study published in the Journal of Sleep Research in 2013 found that 40Hz flashing light therapy was effective in improving sleep quality in individuals with insomnia. The study participants were exposed to flashing light at a frequency of 40Hz for 30 minutes before bedtime for a period of four weeks. Results showed that the therapy resulted in a significant reduction in the number of awakenings during the night and an improvement in overall sleep quality.
40Hz light therapy works by exposing an individual to flashing light at a frequency of 40Hz, which is believed to have a positive impact on the brain’s sleep-wake cycle.
40Hz light therapy is a noninvasive and effective way to improve sleep and overall well-being by entraining the brain’s natural rhythm. It has also shown potential in treating other conditions. Ongoing research is continuing to understand the mechanism of action of this therapy and support its use as a daily preventative therapeutic.
SHOP BEACON40
A doctor-recommended light therapy that rejuvenates brain function leading to remarkable health benefits. Choose a light system that fits effortlessly into your daily routine.
BEACON40 Lightscape
A 4-light system to fits into common areas like lounges, game rooms, or libraries where groups of people experience the lights and move freely about the spaces. The lights are synchronized to fill large rooms with safe, rejuvenating light to complement daily routines and planned activities.
BEACON40 Surround
Our synchronized 2-light system is best for larger rooms and shared spaces like family rooms and offices. Set them up on either side of the TV and turn them on while you’re watching your favorite programs. Or set them on conference tables or end tables for daily meetings. Think of them like a candle that casts glimmering light to improve concentration and executive function.
BEACON40 Personal
We designed Beacon40 Personal to fit into any home or office. Turn it on for at least one hour a day and experience the passive therapy of rejuvenating 40Hz light. Use them in any room at home while you answer emails, during meals or while you go about your daily routines. Use voice controls to set your personal preferences including tone, brightness and schedule.
