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Saturday, 21 June 2025

Salt lamps: A natural solution for cleaner indoor air

Indoor air pollution is a growing health concern, with studies showing that the air inside homes and offices can be more toxic than outdoor air — especially in urban areas. The National Institute of Environmental Health Sciences warns that indoor pollutants from heating systems, cleaning products and building materials can contribute to respiratory illnesses, heart disease and even cancer.

But one ancient remedy — salt lamps — is gaining attention as a natural way to purify indoor air. These decorative lamps, which emit negative ions, may help counteract harmful particles while adding a calming glow to living spaces.

While outdoor air quality often dominates public health discussions, indoor environments can harbor higher concentrations of pollutants. According to a study published in the Frontiers in Endocrinology, air pollution is "an important modifiable risk factor for significantly increased morbidity and mortality." Particulate matter (PM), in particular, greatly impacts health and exerts many deleterious effects on the human cardiovascular system.

Clinical studies show that short- and long-term exposure to PM—tiny solid and liquid particles (e.g., dust, smoke, liquid droplets, etc.) found in the air — is linked to an increased risk of death from cardiovascular issues such as ischemic heart disease, heart failure and ischemic/thrombotic stroke. PM2.5, which refers to fine inhalable particles with a diameter of 2.5 micrometers or less, has been found to endanger the hearts of older adults by contributing to oxidative stress and inflammation.

Historically, halotherapy, or salt therapy, was used in natural salt caves and coastal regions to treat respiratory ailments. Today, salt lamps have found their use in modern homes, leveraging the same mineral benefits in a convenient, aesthetically pleasing form....<<<Read More>>>...