Health

By Sandee LaMotte, CNN (CNN) — A one-time snip of a key gene lowered heart-clogging cholesterol by about 50% over an entire year with no adverse effects, scientists have reported.The overwhelmingly positive results were found in four people who had taken the highest dose of the experimental treatment during a pilot study published in The

By Brenda Goodman, CNN (CNN) — Brittany Nicole Sponenberg’s son has been in a neonatal intensive care unit in Danville, Pennsylvania, for almost two months while his underdeveloped lungs and gut grew strong enough to handle regular breathing and feeding.Last week, Sponenberg said, she sat silent on the phone with a doctor while he explained

By Katherine Dillinger, CNN (CNN) — The US Food and Drug Administration has signed off on updated Covid-19 vaccines for many Americans.Pfizer and BioNTech said Thursday that the agency had approved their mRNA-based Covid shot for all adults 65 and older, as well as anyone ages 5 through 64 who has a condition that raises

By Brenda Goodman, Meg Tirrell, CNN (CNN) — The Pennsylvania Department of Health this week recorded its first two measles-associated deaths in 35 years, both in people who were unvaccinated. The agency declined to provide further details, saying it was protecting patient privacy.What came next was a war of words.Gov. Josh Shapiro, a Democrat, said

By Jacqueline Howard, CNN (CNN) — Scientists are getting a step closer to understanding exactly how autism develops in the brain – and what might work to treat it.Using artificial intelligence and data on tiny brains grown in the lab, researchers have mapped out the ways in which certain genetic mutations that are associated with

By Elissa Strauss (CNN) — In October, Dolly Parton gave her fans a health update.In a video titled “I ain’t dead yet!,” the singer explained: “Back when my husband Carl was sick, that was a long time, and then he passed, I didn’t take care of myself, so I let a lot of things go

By Faye Chiu, CNN (CNN) — Among adults 65 and older, having a larger waist circumference was linked to a higher risk of early death, according to a new study. But being classified as overweight by body mass index, or BMI, was associated with a lower risk of early death.That’s confusing.Obesity, we know, is associated

By Nadia Kounang, CNN (CNN) — At least 1 in 4 former National Football League players who died between 2016 and 2021 had chronic traumatic encephalopathy, according to a new study.The study, released Tuesday in the journal BMJ, is “one of the most informative estimates to date of CTE burden among former NFL players,” according

By Jamie Gumbrecht, Brenda Goodman, Meg Tirrell, CNN (CNN) — One of the two deaths related to measles reported in Pennsylvania was an infant, state health officials said Wednesday, a day after announcing that two unvaccinated residents had died.They mark the first US deaths related to measles reported in 2026 and the first in Pennsylvania

By Sneha Dhandapani, CNN Before even beginning their workout, nearly every participant in Sylvia Borowska’s recent Liftonic class was crying. The instructor asked each of the 30 participants to grab the heaviest weight they could pick up. Pretend it’s on your shoulders or on your back or in your chest, Borowska told them.“Do as many

By Elise Haulund, CNN (CNN) — Consider two messages that might land in a doctor’s patient portal:One is pretty brief: “I’ve had a cough and congestion for a few days now, and it’s been pretty uncomfortable. Still no fever, but it’s been dragging on and making it harder to get through the day.”Another is longer,

By Kristen Rogers, CNN (CNN) — The texts you’ve ignored, the vacation supplies you still need to order, the hard conversation you’ve been avoiding — repeatedly putting off such tasks because they feel too daunting may seem relatively harmless. But the constant mental hum of unfinished business may be more draining than you realize —

By Lauren Mascarenhas, CNN Adrienne Griffen had just given birth to her second child in 2001. The “baby blues” that had quickly subsided after her first pregnancy did not seem to be going away after her second – and they were much more intense.When she talked to her doctor, they abruptly informed her of their

By Caleb Hellerman (CNN) — Sabina McMahon was diagnosed with osteosarcoma, a form of bone cancer, when she was 12 years old. After chemotherapy, radiation and surgery to remove the affected leg bone, she was cancer-free for more than a year, but the cancer ultimately spread to her lungs, the first of five relapses.Especially when

CNN Essays by Sabina McMahon, Kate McMahon, Sean McMahon and Charlie McMahon with Caleb Hellerman (CNN) — Sabina McMahon was diagnosed with osteosarcoma, a form of bone cancer, when she was 12 years old. After chemotherapy, radiation and surgery to remove the affected leg bone, she was cancer-free for more than a year, but the

By Faye Chiu, CNN High blood pressure is a common condition that occurs with pregnancy. One form, gestational hypertension, has become substantially more common in the United States, a new report has found.The rate of gestational hypertension increased 73% between 2016 and 2024, and more than 1 in 10 women giving birth in 2024 had

By Dana Santas, CNN If your knees ache on the way down a flight of stairs but not on the way up, the issue probably isn’t your knees. More likely, it’s your brakes.Most general exercise programs train your body to produce power through pushing, pressing, lifting and forward motion. Too few address the opposite ability:

By Jen Christensen, CNN (CNN) — Are you coughing, hacking or feeling feverish? It may not be just a summer cold; you might want to consider taking a Covid test.Although the autumn respiratory illness season hasn’t kicked off, and flu and RSV activity remain low, there’s a growing summer wave of Covid-19.Case numbers aren’t especially

By Meg Tirrell, Jamie Gumbrecht, and Reuters (CNN) — A personalized mRNA cancer vaccine combined with the immunotherapy Keytruda succeeded in a late-stage trial for the deadly skin cancer melanoma, its makers said Wednesday, potentially opening up a new way of treating the disease.The study is ongoing, but interim results found that the treatment, intismeran,

By Jack Guy, CNN London (CNN) — Restrictions on older, more polluting vehicles from most of the British capital is “strongly” associated with improved lung health in children, according to a new study.Researchers found that improvements in air quality following the 2019 introduction of London’s Ultra Low Emission Zone (ULEZ) helped to boost lung growth,