Sometimes it’s not stress, a vitamin deficiency, or a seasonal virus. Sometimes, the reason you wake up tired, have recurring headaches, or suffer from that nagging allergy is the place where you sleep.
At Behome, we start from a scientific premise: your environment shapes your biology. And, unfortunately, many modern buildings have lost sight of this connection, creating spaces that are airtight but toxic.
Today we’re discussing a phenomenon recognized by the World Health Organization but rarely discussed in the real estate sector: Sick Building Syndrome.
When the enemy is at home: What is this syndrome?
Sick Building Syndrome (SBS) refers to a range of health complaints and illnesses caused by poor air quality and building materials in an enclosed structure.
The key to recognizing it is simple: symptoms get worse the longer you spend indoors (for example, on weekends or at night) and improve or disappear when you go outside.
It's not that you're weak; it's that your "safe haven" is silently harming you.
Warning signs in your body
Your body is the best indicator of your home's health. The most common symptoms include:
- Chronic fatigue and difficulty concentrating (commonly caused by high CO₂ levels).
- Irritation of the eyes, nose, and throat (dryness or itching).
- Frequent headaches with no apparent cause.
- Respiratory allergies or asthma that worsen at home.
- Dry or irritated skin.
The invisible culprits (which aren't just dust)
We tend to blame dust mites, but in a typical home there are far more potent enemies that we breathe in without even realizing it:
1. Volatile Organic Compounds (VOCs)
These are toxic gases that are slowly released by synthetic materials. Plastic paints, varnishes on inexpensive furniture, laminate flooring, and adhesives release substances such as formaldehyde over the course of years.
2. Excess CO₂ (Carbon Dioxide)
In modern homes with airtight windows (but no mechanical ventilation), the air quickly becomes stale. Sleeping in a closed room can raise CO₂ levels to ranges that prevent the brain from getting restorative sleep.
3. Positive ions and static electricity
An excess of synthetic materials and electronic devices creates an electrical charge in the environment that increases stress and nervous exhaustion.
The Behome Solution: Turning Your Home into a Green Oasis
At Behome, we don’t build “airtight boxes”; we create living ecosystems. To combat sick building syndrome, we use technology and carefully selected materials that ensure a clean indoor environment.
Dual-Flow Ventilation: Filtered Air 24/7
It is the heart of our homes. We installed a continuous mechanical ventilation system with heat recovery.
What does this mean? It means the house constantly refreshes the air without needing to open the windows (preventing street noise and pollution from entering). The system expels stale air (CO₂ and toxins) and brings in fresh air, passing it through filters that remove pollen and particles. The result: you breathe clean air even while you sleep.
Hypoallergenic and Natural Materials
We’ve replaced chemicals with biological materials. We use wood and straw panels as the structural framework.
- These materials do not emit toxic VOCs.
- They naturally regulate humidity (hygroscopicity), keeping it within the optimal range (40–60%) where viruses and bacteria have a hard time surviving.
Conclusion: Your health starts with what you breathe
We can't control pollution in the city, but we can control the air quality in our sanctuary.
Living in a home designed according to health standards (Passivhaus and green building) not only eliminates the symptoms of sick building syndrome; it improves the quality of your sleep and, in the long term, promotes your longevity.
At Behome, we believe that a healthy home is the best preventive medicine there is.
Want to feel the difference?
We invite you to experience the atmosphere of our Casa Francaset. As soon as you walk in, you’ll immediately notice the absence of chemical odors and how fresh the air feels. It’s an experience your body will appreciate right away.


