CNN Health

The US Drug Enforcement Administration issued an alert Monday about the widespread threat of fentanyl mixed with xylazine, a veterinary tranquilizer also commonly known as "tranq" or "tranq dope."

Spring is the season of inspiration. And of the hope that things will get better after they were worse.

Americans took fewer steps during the height of the Covid-19 pandemic, and they still haven't gotten their mojo back, a new study found.

Reset your year with green dishes filled with fresh herbs and a clean home for the Persian New Year, also known as Nowruz.

Human-made chemicals called PFAS alter pathways needed for human growth and development, according to a recent study analyzing blood samples from young children, teens and young adults.

Birth control pills are a saving grace to some, and for others they may be a libido killer. Experts explain why that is and what you can do about it.

A pioneering scheme testing for hundreds of rare genetic conditions could prevent untold pain and misery for babies and their families in the UK.

After more than 50 years of quiet, the moon is about to become a destination for space travelers again.

Frozen organic strawberries sold at several stores, including Costco and Aldi, and in a frozen fruit blend at Trader Joe's are being recalled after they were tied to an outbreak of hepatitis A infections in Washington state.

A new analysis of genetic material collected from January to March 2020 at the Huanan Seafood Market in Wuhan, China, has uncovered animal DNA in samples already known to be positive for SARS-CoV-2, the coronavirus that causes Covid-19.

Eyedrops recalled due to bacterial contamination have now been linked to dozens of infections, as well as cases of vision loss, surgical removal of eyeballs and one death.

Tickborne disease has been on the rise in the US, with the number of cases growing 25% from 2011 to 2019. Among them is babesiosis, which has become significantly more prevalent in the Northeast in recent years.

How you sleep each night plays a vital role in how you perform in your daily life. Mind-body coach Dana Santas asks MLB sleep experts to share tips they provide to pro baseball players, so that anyone can learn to sleep like a pro.

Guinness, like other Irish stouts, enjoys a seasonal popularity every St. Patrick's Day. The beer has also been touted as "good for you," at least by its own advertising posters.

Millions of people in the US living with chronic pain have struggled to get opioid prescriptions written and filled since 2016 CDC guidelines inspired laws cracking down on doctor and pharmacy practices.

Telehealth and social media are playing a significant role in driving demand for Ozempic, a prescription drug that treats Type 2 diabetes, experts told CNN. The current drug shortage has limited access for patients with diabetes who rely on it to control their blood sugar.

Senator John Fetterman's hospitalization for depression has raised awareness of the condition. CNN medical analyst Dr. Leana Wen explains how common the condition is, what its symptoms are and how it's treated.

Sometimes newfound flower species are lurking where scientists least expect to see them — in parks, gardens and even in planters on balconies.

Sanofi is cutting the list price of Lantus, its most widely prescribed insulin in the US, by 78% and establishing a $35 monthly cap for those with private insurance, the company announced Thursday. The change is effective January 1.

Even though the respiratory surge that overwhelmed doctor's offices and hospitals last fall is over, some parents are still having trouble getting their children beds in a pediatric hospital or a pediatric unit. The reasons are complex.