Allison Aubrey

Smog can spike during hot days. A new study finds that the effects of breathing air pollution may be cumulative. Long-term exposure may lead to lung disease, even among people who've never smoked.

If recent violent events have left you upset and scared, you're not alone. But psychologists say, there are ways to help yourselves and those you love overcome fear and move forward.

The way we produce food and manage land must change radically if humans hope to avoid catastrophic global temperature rise, according to a new report by the United Nations panel on climate change.

The Food and Drug Administration, which requested the recall, is not recommending that people who already have Allergan's Biocell implants get them removed unless there are symptoms or problems.

There's already not enough produce for everyone in the world to get the daily recommended amount. Two new studies urge revamping the food system to feed the growing population and protect the planet.

Drinking alcohol is linked to an increased risk of skin cancer. Part of the risk may be explained by the direct effect that alcohol has on antioxidant levels in the skin, which can hasten a sunburn.

The CDC is calling on medical professionals to recognize acute flaccid myelitis and report all suspected cases. According to the CDC, AFM cases follow a seasonal and biennial pattern.

The sober curious movement — people who are limiting their alcohol consumption — is relatively new. Early research suggests that even taking a short break from booze is good for your health.

Tens of thousands of Instagram followers can't be wrong: Curiosity about the sober life is trending. Scientists say cutting out alcohol can improve your sleep and blood pressure, and help your liver.

More people are choosing to drink less, driven by growing concerns about health and wellness. But there haven't been many high-quality nonalcoholic beers available. Booming demand has forced a change.

A new study of 80,000 people finds that those who ate the most red meat — especially processed meats such as bacon and hot dogs — had a higher risk of premature death compared with those who ate less.

The U.S. Preventive Services Task Force says people at high risk of being infected with HIV should be offered a daily pill containing antiretroviral medications. The drug's cost remains a hurdle.

Retailers that accept SNAP benefits must stock a variety of staple foods, including a minimum number of fruits and vegetables, meat, dairy and grain options. Now there's a fight over what counts.

The comment-period ends this week on a proposed federal rule to offer convenience stores that take SNAP benefits more flexibility in the foods they sell. There are competing views on what count as "staple foods."

The marijuana and hemp extract has been touted as a way to ease anxiety and inflammation, despite limited science. Now, the FDA is holding its first public hearing on cannabidiol.

The FDA holds a hearing Friday on CBD, a popular extract of the cannabis plant. The FDA sent warning letters to companies about illegal marketing practices, and says it needs more data about safety.

Walking every day has been shown again and again to be important for staying healthy as you age. But how much do you need to walk to promote a long life?

Confusion over whether a food is still safe to eat after its "sell by" or "use before" date accounts for about 20% of food waste in U.S. homes, the FDA says. The new wording aims to clear that up.

Researchers wanted to know if CBD can help people who are former opioid users resist relapse. Their double-blinded, placebo-controlled trial suggests CBD can help reduce stress and cravings.

A new study finds that women who ate a low-fat diet and more fruits, vegetables and grains, lowered their risk of dying from breast cancer. But which of those factors provided the protective effect?