Biomedical technology

Facemasks block expired particles, despite leakage at edges

A new study from the University of California, Davis and the Icahn School of Medicine at Mount Sinai confirms that surgical masks effectively reduce outgoing airborne particles from talking or coughing, even after allowing ...

Diseases, Conditions, Syndromes

Time to wear a better mask, experts say

As new, more transmissible variants of the coronavirus spread, experts say it's time to consider using a medical-grade respirator, or wearing a surgical and cloth mask together.

Ophthalmology

Discovery provides glimmer of hope to prevent blindness

Macquarie University researchers have discovered that a naturally occurring protein in the body protects the eye from the common eye disease glaucoma, and which is particularly sensitive to oxidation through environmental ...

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