Health

By Katia Hetter, CNN (CNN) — We’ve long known that healthy eating is linked to better brain health. Now there’s even more evidence, just published in the journal JAMA Network Open, that an anti-inflammatory diet may play an important role in reducing dementia risk — even among people already at higher biological risk for the

By Jen Christensen, CNN (CNN) — The New World screwworm, which was found in the United States in June for the first time in decades, often chooses livestock like cows to host its flesh-eating larvae. That fact may have some meat-eaters on edge, but public health leaders have emphasized repeatedly that the parasite is not

By Jacqueline Howard and Andrew Quimby, CNN (CNN) — Millions of people around the world wear smart rings and fitness trackers to keep tabs on their sleep, workouts, heart rate and even body temperature, all in the name of better understanding their health. But at the World Cup, that same technology is being pushed to

By Amen Galinato, CNN Glittering firework displays across the nation will mark the 250th birthday of the United States. But as a stifling heat wave spreads and wildfires rage, experts advise revelers to be on alert against severe — and potentially fatal — firework-related injuries. The US Consumer Product Safety Commission reported an estimated 13,000

By Brenda Goodman, CNN (CNN) — Summer is peak season for hot weather delights like fresh berries and salad greens, but for now, you may want to consider cooking or at least thoroughly washing raw fruits and veggies. A parasite called Cyclospora, which can contaminate raw produce and causes ferocious and long-lasting bouts of diarrheal

By Karla Walsh, CNN (CNN) — As the nation celebrates its 250th anniversary, families and friends across the United States are preparing to mark the holiday with a summer cookout. A potluck salad that’s been a showstopper at Meggan Hill’s family gatherings for more than 50 years should be on your picnic table. The creamy

By Katia Hetter, CNN (CNN) — This Independence Day holiday takes place as record-breaking heat waves have spread across many parts of the US and the world, and the temperatures could be deadly. As I drink lots of water and perspire through high temperatures and humidity this week, I think about safely celebrating the Fourth

By Brenda Goodman, CNN (CNN) — Much of the country is sizzling under record heat, but Dr. Peter Hotez, an infectious disease specialist in Houston, is heading out for his early morning walks as covered up as possible in a t-shirt, a hooded sweatshirt, a hat, sweatpants, socks and sneakers. It’s not the heat he

By Asuka Koda, CNN (CNN) — By the time Eddie Jiang was in high school, he knew he wanted to become a doctor. He chose an in-state college with existing federal loan programs so he could afford to go straight to medical school after college. He graduated from Stony Brook University in New York in

By Deidre McPhillips, CNN (CNN) — New mortality data from the federal government suggests that life expectancy probably hit another record high in 2025, as death rates have continued to fall since the height of the Covid-19 pandemic. There were about 689 deaths for every 100,000 people in the US in 2025, according to a

By Madeline Holcombe, CNN (CNN) — Republican Congressman Tom Kean Jr. stood in the US House Chamber doing something the public rarely sees politicians do –– he spoke about his mental health. Kean explained his absence from Washington for more than 100 days by disclosing that he had been diagnosed with depression and had undergone

By Kristen Rogers, CNN (CNN) — Your daily cup of coffee may lower your risk for liver disease or liver cancer, a large new study has found — even if you drink five or more cups a day. The findings are based on more than 354,000 participants whom researchers followed for more than a decade,

By Amarachi Orie, CNN (CNN) — An 11-year-old Canadian boy has died from rabies after waking up with a bat on his nose and mouth. The episode occurred during a visit to a cottage in northern Ontario in 2024, according to a report published in the Canadian Medical Association Journal on Monday. Woken by the

By Brenda Goodman, CNN (CNN) — For 35 years, Barbara Senich only owned black pants. “I thought somehow, that would make me look less big,” said Senich, 69, who has struggled with obesity for most of her life. At her heaviest, Senich, who is 5’11”, weighed 340 pounds. She lost at least 100 pounds twice

By Tami Luhby, CNN (CNN) — Millions of Medicare enrollees will gain their first-ever coverage for drugs for weight loss under a temporary pilot program that launches July 1. Mary Abrahamson hopes to be one of them. The rural Washington resident was tired of carrying extra weight on her 5-foot-3-inch frame. It made it harder

Essay by Carolyn O’Laughlin, CNN I am the keeper of countless little love stories. And each student who has entrusted me with their truth over the years has helped me remain brave and out. As Sunday marks the anniversary of the Stonewall uprising, I’m also reminded that their trust has fueled my drive to do

By Sarah Owermohle, CNN (CNN) — President Donald Trump on Thursday named Medicare director and former health care executive Chris Klomp to be deputy secretary of the US Department of Health and Human Services. The deputy secretary oversees operations and regulatory policy. The move would make Klomp second in command behind HHS Secretary Robert F.

By Dr. Jamin Brahmbhatt, CNN (CNN) — A guy recently walked into my clinic with his girlfriend. He had felt something in his testicle months earlier. She found out and dragged him to see me. I did a physical exam and confirmed what I felt with an ultrasound. The lump turned out to be a

By Jen Christensen, CNN (CNN) — The birthright citizenship case in front of the US Supreme Court is about much more than just citizenship. It’s also about an issue that was little discussed in court arguments: babies’ immediate access to safety net programs and medical tests that need to be done within the first couple

By Avni Trivedi, CNN (CNN) — When given the opportunity to help others and make a positive impact, Gen Z is saying “yes.” Members of the younger generation overwhelmingly want to aid others through their work, and these care-focused jobs can help their overall mental well-being, a new poll has found. Nearly 80% of Gen

By Faye Chiu, CNN (CNN) — Tetanus may sound like a disease from another era, but experts are warning that it remains a serious threat. Two recent reports from the US Centers for Disease Control and Prevention found hundreds of tetanus cases and dozens of deaths over 15 years, along with four cases in children