The Omicron BA.5 subvariant is no longer the dominant cause of Covid-19 infections in the United States, according to estimates released Friday by the US Centers for Disease Control and Prevention.
Amid the heights of a mountain range in southwestern China, thousands of different species of rhododendrons mysteriously live together in harmony, without fighting as they do in other areas for the pollinators that are crucial to their continued survival.
The James Webb Space Telescope has glimpsed the dark side of the usually ethereal Pillars of Creation, located 6,500 light-years away in the Eagle Nebula.
A large new analysis finds regularly taking blood pressure medications to lower existing hypertension during midlife can reduce the risk of later dementia.
Black and Hispanic adults who go into cardiac arrest in public are less likely to receive CPR from anyone standing by before a medical team arrives, a new study finds.
In a possible warning sign for the US and other Northern Hemisphere countries, Chile's 2022 flu season started much earlier than usual and brought more hospitalizations than during the pandemic, but the effectiveness of the vaccine against hospitalization was estimated to be almost 50%, according to a new study published by the US Centers for Disease Control and Prevention.
People of color -- especially Black and Hispanic people -- were less likely to receive Paxlovid and other Covid-19 treatments, according to a study published Thursday by the US Centers for Disease Control and Prevention.
When Katie Couric shared the news of her breast cancer diagnosis, the former co-host of NBC's "Today" show said she considered this new health challenge to be a teachable moment to encourage people to get needed cancer screenings.
The United States is dealing with a unique season of respiratory virus transmission: Flu cases are on the rise earlier than usual, and RSV case rates are extra high, even after an "unprecedented" early surge this summer. And Covid-19 is still a public health emergency.
Whether you're getting kicked off your parent's health insurance plan or have been doing open enrollment for years, navigating health insurance jargon can be daunting.
Ancient bacteria might be sleeping beneath the surface of Mars, where it has been shielded from the harsh radiation of space for millions of years, according to new research.
For nearly two decades, Kristin Friberg has been a librarian with the Princeton Public Library in New Jersey, where one of her many roles is to lead local book groups. When the Covid-19 pandemic hit, she worried about the book club participants who had become friends over the years and the library regulars who would often stop in just to talk.
Sahaj Kohli, a mental health professional and creator of Brown Girl Therapy, share the struggles tha children of immigrants on how to navigate difficult conversations.
The updated Covid-19 booster shots appear to work about as well against the BA.4 and BA.5 Omicron subvariants as the original boosters they replaced, according to two new studies from research teams at Harvard and Columbia universities.
