A knotted medical mask can block 63% of particles that could contain coronavirus from escaping, a significant improvement from blocking only 42% of particles when unknotted, according to the CDC ...

When we see someone wearing a mask we no longer think ‘that person has a disease, I need to stay away.'” Since the pandemic began, wearing a blue medical mask has gained positive connotations.

A standard medical face mask is the most effective way to prevent the inhalation of aerosol particles without causing substantial breathing resistance, a study of 32 face masks shows.

MIchael Lewis, one of the co-authors of the study, was surprised by the results. "One might have expected fashion masks to improve attractiveness more so it was surprising that medical masks had ...

An anti-mask protestor holds up a sign in front of the Ohio Statehouse during a right-wing protest "Stand For America Against Terrorists and Tyrants" at State Capitol on July 18, 2020 in Columbus ...

The mask (not pictured) is designed to screen for medical conditions like respiratory infections, COPD (chronic obstructive pulmonary disease), asthma and post-COVID infections. (iStock) ...

It's important to mask up in the face of the highly transmissible Omicron variant. Cloth masks don't offer adequate protection, so opt for an approved medical-grade mask instead. Beware of ...

Bag mask ventilation (BMV) is a method for providing a person with immediate ventilation in an emergency. BMV involves a medical professional manually pumping oxygen into a person’s lungs using ...

If you can blow out a candle while wearing your mask, that's a fail. It means your mask doesn't adequately stop the flow of air. If you can blow air out, air can also leak inward just as easily.

Now, with an array of available PPE like the popular N95 and KN95, the coveted 3M brand masks and the iconic blue medical masks, to name a few, it’s hard to know which to wear. “Some ...