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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.

Tear gas is a general term for chemicals that irritate the skin, lungs, eyes, and throat. There are immediate and potential long-term health effects from exposure. Tear gas can cause more severe ...

Use of tear gas has become increasingly common over the past several decades. Law enforcement agencies in the United States, Hong Kong, Greece, Brazil, Venezuela, Egypt, and other areas use it to ...

WASHINGTON — The federal government does not regulate the safety of tear gas and has not conducted an epidemiological study of its health effects despite its widespread use by law enforcement agencies ...

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 ...

If you have a blocked tear duct, there are ways to get relief. Treatments can widen or bypass a blocked tear duct to help tears drain normally out of your eye again. Opening up the ducts often eases ...

A gluteus tear occurs when one of the tendons that holds your gluteal muscles and bones together partially or completely tears. Your gluteal muscles start at your buttocks and wrap around to the side ...

When hip or shoulder pain disrupts your life, the cause could be a labral tear. But what does that mean? Orthopedic surgeon Stephen Aoki, MD, breaks down what a labral tear is, how this injury happens ...

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 ...

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 ...

An estimated 5-15% of people have problems with dry eyes, with symptoms including eye redness, stinging, or burning sensation, and eye fatigue. Dry eye disease (DED) occurs when the eyes' tear glands ...