CNN Health

A lone male puma stalked through the tall grass of Chile's Torres del Paine National Park, and it appeared to be heading straight for a film crew.

Toxic heavy metals are everywhere in the environment, so making your own baby food at home isn't going to keep them out of your baby's diet, according to a new report released exclusively to CNN.

Tonight's sturgeon supermoon could have you dancing in the moonlight -- the type that only happens three to four times per year.

A new telescope image showcases two entangled galaxies that will eventually merge into one millions of years from now -- and previews the eventual, similar fate of our own Milky Way galaxy.

You usually sleep for seven to eight hours, yet still feel sleepy in the morning. What causes this, and how can you change it? Sleep experts weigh in on possible culprits and share how you can get better quality rest.

Soft tissue injuries like ankle sprains and muscle tears can last for long periods and can be tricky to heal so if you develop this type of injury, make sure to take it seriously. Here's how to prevent it from happening in the first place.

The United States seems to have hit a Covid-19 plateau, with more than 40,000 people hospitalized and more than 400 deaths a day consistently over the past month or so.

There's a highly effective and often curative treatment for people with hepatitis C, but less than a third of insured patients get it within a year of diagnosis, according to a new study.

An analysis of a 2,300-year-old text and coins has helped researchers decipher ancient recipes for bronze, including two linguistically elusive ingredients.

The US Food and Drug Administration issued an emergency use authorization Tuesday that allows health-care providers to change how the Jynneos monkeypox vaccine is administered, stretching out the supply amid high demand.

Vaccine maker Pfizer says it has begun Phase 3 clinical trial of its vaccine candidate against Lyme disease with French vaccine company Valneva SE.

Ashton Kutcher revealed Monday he has battled a serious autoimmune condition called vasculitis that affected his vision, hearing and gait.

As children resume making friends in person, they may need some additional assistance in connecting with others. Here are some ways to approach this latest challenge.

The use of deadly artificial forms of cannabis that can't be detected in drug and urine tests have been on the rise in the US. Now, a new study has found that the legalization of marijuana might be putting a small dent in their popularity.

Praising a child's appearance, discouraging junk food and promoting exercise may seem like ways to raise a healthy kid. But conversations around weight and body image can be complicated. Experts share how to talk to kids to promote good relationships with food.

If you feel like there's less time in the day, you're correct.

Data obtained by CNN from New York's largest health-care provider indicates you're very unlikely to become severely ill with Covid-19 if you're under age 60, up to date on your Covid-19 vaccines and don't have underlying health problems, backing up a government plan expected to be announced this week that will ease up on coronavirus restrictions.

After being diagnosed with Covid-19 last month, President Joe Biden recently tested negative for the coronavirus, only to test positive again a few days later. Biden had taken the antiviral medication Paxlovid, which has been associated with some patients testing positive again for the virus after completing treatment.

A cast-iron pan is one of the most versatile and reliable pieces of kitchen equipment, and unlike most electronic kitchen must-haves, it can last for generations, food writer Casey Barber says. She offers suggestions for the novice cast-iron cook.

In a world where people struggle with anxiety, depression and burnout, therapist Nedra Glover Tawwab has some solutions.