The Living Wall is a soil-free system that allows architects to create walls outfitted with plants. The company says the walls are active air-biofilters that clean air naturally.

According to Mansion Global's Mareesa Nicosia, the wellness real estate boom heightened by concepts such as biophilic design and healthy building standards including WELL are more than a trend—they've accumulated an international wellness real estate market is now a $134 billion industry, according to researchers at the Miami, Florida-based Global Wellness Institute.

According to the Institute, the number of wellness-oriented properties (including residential, mixed-use and commercial) has grown 6.4% annually since 2015 and is expected to continue growing at that pace through 2022, to reach $180 billion. That's half the size of the green building industry, according to the January report.

The U.S. leads the market share at $52.5 billion, followed by China, Australia and the U.K. According to the report, there are more than 740 existing or planned residential projects in 34 countries that include large-scale master planned communities and urban/suburban mixed-use developments.

Particularly in the U.S., while health care spending soars, “we’re becoming more unhealthy as we live longer,” said Ophelia Yeung, a senior research fellow at the Global Wellness Institute who co-authored the report, called “Build Well to Live Well: Wellness Lifestyle Real Estate and Communities.” Naturally, Ms. Yeung said, this conflux has led to people asking themselves “why they invested their life savings in a home that is not keeping them well.”

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