Fall allergies are far more complex — regionally and individually — than most people realize. Let’s explain some lesser-known nuances of allergen irritants. Autumn Allergens Aren’t Just for Autumn The standard acid test for...

As summer days turn to fall, we embark once again on the annual flu and RSV season. However, this rise in viruses also includes various mutations of SARS-CoV-2, the virus that causes COVID-19. The WHO is currently monitoring three...

“Antibiotic resistance is one of the fastest-growing threats to global health. It can affect people of any age in any country and is already killing 1.3 million people a year, according to estimates.” — The Guardian, Air...

Recently, the American Society of Heating, Refrigerating, and Air-Conditioning Engineers (ASHRAE) released Standard 241-2023 -- Control of Infectious Aerosols, proposing minimum requirements to reduce the risk of disease transmission indoors. One...

Like anyone on the cutting edge of technological development, we have our share of academic critics. One common refrain shouted at any journalist who will listen is that we are “PCO purification” and “PCO purifiers are...