Unfortunately, more recent studies — in particular, a review from experts at Drexel University published in the journal Nature — have shown that while houseplants offer plenty of benefits, purifying ...

I n 1989, the National Aeronautics and Space Administration (NASA) published a promising study claiming that houseplants purify indoor air. Its results suggested that certain comm ...

If you smell something gross, you may reach for the air freshener, whether it's a spray or a plug-in. But are those air ...

Older studies have shown that organic plant foods have lower levels of nitrates — compounds made of nitrogen and oxygen found naturally in air, soil, water, and some foods and added to other ...

The goal of the Lancet Diabetes & Endocrinology Commission on the Definition and Diagnosis of Clinical Obesity was to develop an approach to this definition and diagnosis. The commission ...