Health

Contact lenses found to shed microplastics

Millions of people around the world wear contact lenses, including reusable ones. But these plastic lenses don't last forever, and lenses need to be replaced every few days, weeks or months. Now, researchers reporting a pilot ...

Health

Ending THC use may reverse its impacts on male fertility

A 2022 study from Oregon Health & Science University researchers confirmed that chronic use of cannabis may greatly impact male fertility and reproductive outcomes in nonhuman primates—but it was unclear whether the effects ...

Health

Low levels of air pollution deadlier than previously thought

The World Health Organization's most recent estimates (2016) are that over 4.2 million people die prematurely each year due to long-term exposure to fine particulate outdoor air pollution (often referred to as PM2.5). A recent ...

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