While it may seem silly today, when Hippocrates defined the four humors—blood, black bile ... We have better masks today. N95 respirators and surgical masks are worn by medical professionals ...

She studies English at Cal Poly, and loves philosophy, Karl the Fog and a strong cup of black ... grade masks to handmade cloth face coverings. Medical-grade masks include disposable surgical ...

Surgical masks and KN95s provide more protection than ... these also come in a variety of colors, including black and pink. These KF94s from LG Health Care are made in Korea with four layers ...

Wearing a face mask is a vital measure to prevent the spread of COVID-19, even if you are fully vaccinated. While surgical and cloth masks offer some protection, N95s and KN95s masks, called ...

Certain types of masks offer more protection than others. Here's a closer look at each type: Surgical mask (Photo credit: Moment/Getty Images) Also called a disposable mask, surgical masks are ...

Disposable masks also help prevent the wearer from inhaling large germ particles that may be in the air around them. Medical-grade (often called surgical masks) and nonmedical-grade are the two ...

Surgical face masks help prevent the spread of airborne pathogens and therefore were ubiquitous during the COVID-19 pandemic. Now, a modified mask could also protect a wearer by detecting health ...

A modified surgical face mask ask analyzes a person's breath to look for gases that are associated with kidney disease, researchers said. Adobe stock/HealthDay May 8 (UPI) --Wearing a face mask to ...

A modified surgical face mask containing a specialized breath sensor can accurately detect when someone has kidney disease, according to a new research published Wednesday in the journal ACS Sensors.