Levoit Air Purifier Review: Great Deal or a Hoax?

Levoit air purifiers are some of the best-selling air purifiers on Amazon. With over 60,000 reviews on their Levoit Core 300 model alone, we decided to dive in and review Levoit air purifiers. While researching for this Levoit air purifier review, we ran across an issue that gives us cause …

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How Accurate Are the QP PM2.5 Air Quality Monitors?

PM2.5 air quality monitors used to cost thousands of dollars. But in recent years, there has been an explosion in lower-cost options such as the Qingping (QP) air quality monitors. So how reliable and accurate is a lower-cost air quality monitor at measuring PM2.5? Are the QP air quality monitors …

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Are True HEPA Filter Air Purifiers Better?

Many air purifier companies market their air purifiers as “True HEPA” air purifiers. For example, Philips touts the True HEPA filters in their air purifiers and its filtration efficiency. Even some so-called “experts” claim you need a True HEPA filter in your air purifier. So what exactly are True HEPA …

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How Blueair Purifiers Can Create Dangerous Ozone

Blueair states their air purifiers use HEPASilent technology. They avoid any link to ionizers by claiming that it involves an ‘ion chamber’ that doesn’t emit ions to the room or produce ozone. However, we took apart a Blueair 203 purifier to take a look at this ‘ion chamber’. It turns …

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Most Underrated Natural Way to Lower Blood Pressure

If you search for a solution to lower blood pressure naturally without medication, you will often find the results shown below. The problem is most of the top results are missing one of the most powerful, simple ways to lower blood pressure naturally. This natural method of lowering blood pressure …

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Visualize: Delhi’s Air Pollution (2016-2021)

Delhi is one of the most polluted cities in the world. PM2.5 pollution levels reach more than 10 times the World Health Organization’s annual limit. Hazy skies and pollution alerts have become the norm in Delhi. In winters, the air quality reaches hazardous levels creating health emergencies.  To help people visualize how Delhi’s …

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Beijing Live Air Quality

Beijing Air Quality – Live Beijing, China AQI and PM2.5 Readings Beijing PM2.5 air quality averaged 34.2 micrograms in 2021. This means Beijing PM2.5 concentrations exceeded the WHO annual limit of 5.0 micrograms by a little under 7 times. On the most polluted day, Beijing air quality exceeded the recommended …

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7 Myths About Air Pollution

Air pollution kills thousands of people every day. But due to pollution being a “silent” killer, most do not grasp how much pollution affects our health. In this article, we’ll debunk seven air pollution myths. Myth #1: Breathing polluted air makes you immune to it This is a common misconception …

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Smart Air is a social enterprise that creates simple, no-nonsense air purifiers and provides free education to protect people’s health from the effects of air pollution. We are proud to be the only certified B-Corp dedicated to fighting air pollution.