CNN Health

By Jen Christensen, CNN (CNN) — Measles could become endemic in the United States if routine childhood vaccination rates continue to decline, with up to 51 million illnesses over a 25-year period, according to a new study. Although the disease is endemic in some other countries – meaning it happens regularly within an area or

By Meg Tirrell, CNN (CNN) — Concerned that the nation’s health leadership is casting unfounded doubt on the safety of well-studied vaccines and may take action to curb their use, a group of public health experts is working to put pieces in place to respond. The initiative, the Vaccine Integrity Project, will be funded by

By Jacqueline Howard, CNN (CNN) — Zahydie Burgos Ribot and her husband, Francisco Rios, are checking items off their travel bucket list and spending quality time together before Francisco will no longer be able to travel – and before his brain forgets. The Florida-based couple recently crossed Alaska off the list. Their next trip will

By Deidre McPhillips, CNN (CNN) — As a measles outbreak centered in West Texas continues to grow, a new poll finds that a growing share of adults in the United States have heard false claims about the disease and the vaccine to prevent it – and many aren’t completely confident in their conviction. Nearly two-thirds

By Jen Christensen, CNN (CNN) — Air pollution levels keep getting worse for more people in the US, according to a new report, and experts say the Trump administration’s proposed deregulation plans will make it even harder for people to get clean air. Almost half of everyone who lives in the United States breathes unhealthy

By Deidre McPhillips, CNN (CNN) — Women in the United States are less likely to have babies than ever before, but key figures in the Trump administration seem keen on changing that – even as federal programs focused on reproductive health face significant upheaval. About 3.6 million babies were born in the US in 2024,

By Jen Christensen, CNN (CNN) — The US Food and Drug Administration plans to phase out the use of petroleum-based synthetic dyes in the US food supply due to health concerns, Commissioner Dr. Marty Makary announced Tuesday. “For the last 50 years, American children have increasingly been living in a toxic soup of synthetic chemicals,”

By Kristen Rogers, CNN (CNN) — At most places Melissa Valliant goes when dining out, she carries in her backpack a set of reusable flatware — prepared to refuse the disposable utensils she says are part of the plastic pollution crisis that’s inextricably linked with the climate crisis. Plastic is made from chemicals derived from

By Sandee LaMotte, CNN (CNN) — Unsupervised use of psilocybin, or “magic mushrooms,” has accelerated among all age groups in the United States, but especially among adolescents and people 30 and older, a new study found. “The prevalence of psilocybin use in 2023 rose dramatically over the prior five years since states began liberalizing policy

By Deidre McPhillips, CNN (CNN) — Alison Singer has a few people she’d like Robert F. Kennedy Jr. to meet. Singer’s brother and daughter are two of the millions living with autism in the United States, and part of a much larger community that has very publicly expressed feeling hurt and disrespected by the US

By Sarah Owermohle, CNN (CNN) — US Food and Drug Administration Commissioner Dr. Marty Makary suggested in a new interview that autism is caused by a range of environmental and dietary exposures, echoing some comments made by US Health and Human Services Secretary Robert F. Kennedy Jr. but stopping short of referencing vaccines. “I think

By Dana Santas, CNN (CNN) — If you’ve been hitting the gym regularly and feeling stronger — but also stiffer and more slouched — you may be overlooking key elements that create balance in your workouts. Despite good intentions, many people unknowingly reinforce poor posture with their strength-training workouts, leading to tight muscles, restricted mobility

By Neha Mukherjee, CNN (CNN) — Measles cases have surpassed 650 in an ongoing multistate outbreak, but federal funding cuts could threaten the response. “I think that we are scraping to find the resources and personnel needed to provide support to Texas and other jurisdictions,” Dr. David Sugerman, a senior scientist at the US Centers

By Deidre McPhillips, CNN (CNN) — In his first news conference as secretary of the US Department of Health and Human Services, Robert F. Kennedy Jr. said Wednesday that rising rates of autism prevalence in the US reflect a “preventable” crisis-level epidemic that has been caused by an environmental toxin. Advocates for people with autism

By Deidre McPhillips and Jen Christensen, CNN (CNN) — Depression is becoming more common among adults and adolescents in the United States, but most are not getting therapy to help, according to a new report from the US Centers for Disease Control and Prevention. More than 1 in 8 people ages 12 and up in

By Deidre McPhillips, CNN (CNN) — The abortion policy landscape continues to shift in the United States, with key changes in how and where women accessed care last year. Although some states with new laws saw dramatic shifts, the number of abortions provided nationwide held steady, with significant shares of women turning to virtual clinics