What is pink noise and what is it for?

For many people it’s not that easy Falling asleep or fall into a deep sleep. This leads to tiredness during the day, bad mood when dealing with routine and even greater chances of getting sick. The latter because lack of sleep can reduce the production of cytokines, antibodies and cells that fight infections.

There are various methods to deal with insomnia and get quality sleep. One of them are i sounds. According to the Meditopia web portal, relaxing sounds can block out external noises, activating the parasympathetic nervous system and reducing cortisol levels, so the body relaxes and the transition to sleep is easier. An example is the pink noise.

What is pink noise?

An article from the organization Sleep Foundation He explained that pink noise is “a sound that contains a random variety of all audible frequencies, with more power in the lower frequencies. Specifically, pink noise contains the same overall intensity in each octave, but the volume of the individual tones decreases by 3 decibels for each louder octave.” This way, the ears are not overwhelmed, producing a relaxation in the person listening to it.

People perceive pink noise as balanced and pleasant. Furthermore, one study found this out less distracting compared to other types of noise. Participants were less stressed after listening to pink noise, compared to typical intensive care unit sounds.

Pink noises are rain, a waterfall, wind, a river and ocean waves. The same applies to some songs or segments of speech, for example, birdsong.

Benefits of Pink Noise

This type of noise covers annoying sounds. One of the first studies conducted showed that “constant playback of pink noise at 60 decibels helped participants fall asleep faster“.

It’s not all. Numerous studies have looked at how this noise can be used improve the quality of sleep. The research found that brain waves gradually slowed in sync with a soundtrack of pink noise, stabilizing the participant’s sleep.

“Researchers were also able to improve deep sleep by playing quiet bursts of pink noise at strategic times during the night,” the organization said.

He continued: “Deep sleep is the most restorative phase of sleep and plays a major role in the functioning of the immune system. Enhancing deep sleep with pink noise may also have favorable effects on stress hormone levels and health Cardiovascular. Playing pink noise in sync with specific types of brain waves during sleep may benefit memory.”

Finally, it helps increase the density of the sleep areas. These spindles are short periods of brain activity that help block external stimuli that might wake the person.