Law enforcement experts say federal agents have displayed a lack of training and restraint. “They’re out of control,” ...

The chemicals stay closer to the ground and may become less effective, though using tear gas outdoors is questionable ...

Using tear gas is a common tactic authorities use to control crowds at protests, and it can have lasting affects on your health. Before you head out to a protest, learn what to do if you encounter it.

A thicker tear lipid layer results from having a greater number of thicker, longer and more tortuous meibomian glands, with greater density and less atrophy, in both the upper and lower eyelids, ...

In Portland, Oregon, mistaken friendly fire between federal agents last month escalated their retaliation against anti-ICE ...

Across the United States, as marches over police brutality and the murder of George Floyd have grown in size, protesters have encountered volleys of tear gas. It’s clear that all protests—peaceful and ...

Before the tearing, the choking and the pouring mucus, tear gas burns. It causes searing pain in the eyes, skin, lungs and mouth—or anywhere it touches. “It can be overwhelming and incapacitating. You ...

The MCL (medial collateral ligament) is an 8-10 centimeter band of tissue that runs along the inner edge of your knee. It helps keep your knee stable and working properly when you move. The medial ...

VR gaming impacts tear film dynamics, increasing lipid layer thickness and eye temperature, but fails to enhance tear ...

A retinal tear is a small split or hole in the lining of the back of the eye. The condition is not painful and may not damage a person’s eyesight. However, a torn retina can progress to a retinal ...

Virtual reality (VR) gaming has gained significant attention in recent years, with an increasing number of users integrating ...