Health & Safety

Biologist Tyrone Hayes talks about the concerning effects of the herbicide atrazine, which is part of a group of chemicals that are found in everyday food and household products.

Ocean advocate Emily Penn has seen first hand how much plastic ends up in the oceans. She explains how the toxins from plastic makes their way into our food chain and how we might be able to stop it.

When Dr. Rishi Manchanda worked in a clinic in South Central Los Angeles, he saw that patients were getting sick because of toxic living conditions — so he tried a unique treatment approach.

Neuroscientist Jeff Iliff talks about his research, which explores how the brain naturally flushes out toxins during sleep.

Even thirty years after the devastating nuclear accident in Chernobyl, there are still people who call the place home. Filmmaker Holly Morris tells the stories of the mostly elderly women who stayed.

She sells clothes from the back of her car. But business is dropping. Like many Zimbabweans, she faces a crippled economy, high unemployment and a shortage of cash.

President Obama traveled to Florida Thursday to encourage more people to sign up for Obamacare when the enrollment window opens next month. The president's signature health care law has helped cut the uninsured rate to record lows. But it's showing some cracks, and many young people are reluctant to sign up.

Victims of a shooting or stabbing in Philadelphia may soon become part of a study to figure out what kind of care is better--going straight to a hospital or getting more care at the scene.