La lumière et la dépression saisonnière

Light and seasonal depression

Discover light and its benefits for soothing the symptoms of seasonal depression. To begin, let's define what seasonal depression is.

Seasonal depression, also known as seasonal affective disorder (SAD), is a mood disorder that strikes many people as fall and winter approach. This phenomenon is often attributed to the absence of sunlight during these months, which disrupts our hormonal and emotional balance. Classic symptoms include sadness, boredom, fatigue, and an increased need for sleep. Fortunately, light therapy offers a non-drug, effective solution to alleviate these symptoms and improve our mental and emotional well-being.

Understanding Seasonal Depression

Seasonal depression is characterized by a series of mood-related symptoms, which typically appear as fall and winter approach. Shorter days and lack of sunlight can disrupt our circadian rhythm, leading to imbalances in our hormonal and nervous systems. Common symptoms include sadness, irritability, increased need for sleep, and loss of interest in daily activities.

Light solutions for seasonal depression

Natural light plays a crucial role in our mental and emotional well-being, it is a natural device that we all have at our disposal to alleviate the symptoms of seasonal depression.

Here's how natural light can help ease symptoms of seasonal depression:

Circadian rhythm regulation:

The human body has an internal circadian rhythm, which is essentially our biological clock. This clock is influenced by natural light, and it regulates our cycle of sleep, wakefulness and other physiological functions. When we are exposed to natural light, especially in the morning, our body clock is synchronized properly, which can help improve the quality of our sleep and regulate our mood.

Stimulation of serotonin and vitamin D production:

When we are exposed to natural light, our brains produce serotonin, a neurotransmitter that is often associated with improving mood and reducing anxiety. Additionally, sun exposure allows our skin to produce vitamin D, which is linked to a reduced risk of depression.

Reduced stress and anxiety:

Spending time outdoors and enjoying natural light can help reduce stress and anxiety. Exposure to nature and sunlight has been linked to decreased levels of the stress hormone cortisol, which may contribute to a more calm and relaxed mental state.

Improved energy and productivity:

Natural light helps increase our energy levels. This can be particularly beneficial for people with seasonal depression, who may feel lethargic and tired. Exposure to natural light can increase our vitality and improve our ability to complete daily tasks.

Our 4 tips for taking advantage of natural light:

1) Get Outside: Try to spend time outside every day, especially in the morning. A morning walk can do wonders for your mood.

2) Arrange your living space: try to maximize natural light in your home. Keep curtains open during the day and stand near windows when indoors.

3) Create a calming outdoor space: If possible, set up an outdoor area where you can relax. This can be a small garden, a balcony or just a place where you can sit in the sun.

4) Be aware of your exposure to artificial light: Reduce exposure to artificial light, especially in the evening. Blue light from computer and television screens can disrupt your circadian rhythm and affect your sleep.

By incorporating these tips into your daily life, you can maximize the benefits of natural light and help alleviate the symptoms of seasonal depression. Do not hesitate to consult the link at the bottom of the page to obtain additional and detailed information on the importance of natural light on our well-being.

Intense light therapy

10,000 Lux panels

The 10,000 lux light therapy panels are specially designed to compensate for the lack of natural light. This light intensity mimics that of sunlight, helping to reduce the symptoms of seasonal depression. When the 10,000 lux panels are used in the morning, they help synchronize our internal circadian rhythm by signaling to our brain that it is the start of the day. This helps regulate our body clock and improve our sleep cycle.

Light therapy glasses: Light therapy glasses emit intense light imitating natural light. Worn during regular sessions, they regulate the disrupted circadian rhythm in winter, improving sleep and energy while reducing depressive symptoms.


The Sensolight is a light therapy device that stimulates our brain waves, thereby improving our concentration and state of mind, it offers soft and soothing light, restoring balance to mood and the autonomic nervous system. Watching your Sensolight will help alleviate the symptoms of seasonal depression.

Brainwave entrainment (AVE)

Audiovisual Brainwave Entrainment (AVE) is a non-invasive therapy method that uses specific light and sound stimulations to influence brain waves. In the context of seasonal depression, AVE has shown valuable virtues.

Targeted Brainwave Stimulation: AVE targets specific brain waves, promoting the production of neurotransmitters associated with positive mood, such as serotonin. This can reduce symptoms of seasonal depression such as sadness and irritability.

Sensolight: Sensolight is an example of a device used in AVE. It stimulates brain waves with its frequencies, improving concentration and reducing anxiety. It acts as a form of light therapy, reducing the effects of seasonal depression.

In summary, AVE and devices like Sensolight offer a non-drug, natural approach to treating seasonal depression. These methods regulate brain waves and restore circadian rhythm, providing effective relief from depressive symptoms while improving mood and energy.

Improved sleep

Different light therapy devices can also improve the quality of your sleep, by imitating natural sunlight. Exposure to bright light, especially in the morning, also helps synchronize your internal body clock, promoting more restful sleep at night.

In the context of seasonal depression, where the lack of natural light can disrupt the circadian rhythm, different devices offer a solution. By restoring hormonal balance and improving the quality of sleep, it helps alleviate depressive symptoms linked to lack of light in autumn and winter. You can also watch your Sensolight with the Delta wave when going to bed, this will help you calm down before you sleep.

Integration into daily life

Beyond domestic use, light therapy can be integrated into our professional life. In a work environment where office days are spent in front of a computer screen, exposure to high-quality artificial light can compensate for the lack of natural light.

Adopt a bright lifestyle

Besides using light therapy devices, a few simple lifestyle changes can help ease the effects of seasonal depression. Get into the habit of going out in the morning to take advantage of natural light, avoid wearing sunglasses excessively, and use your Sensolight to benefit from the virtues of a bright and colorful awakening which will help improve your mental well-being and emotional.

In conclusion, different light therapy devices offer a glimmer of hope for those suffering from seasonal depression. By integrating these lighting solutions into our daily lives, we can counter the harmful effects of lack of sunlight and rediscover our joy of living, even during the darkest months of the year.

Did you like this article ? Do not hesitate to consult our blog article on the virtues of Light, the sun.


Natural light on our well-being:
10,000 Lux panels:
Targeted stimulation of brain waves: )
Improved sleep: and
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