Health

By Ashley Strickland, CNN An astronaut’s eyes can change during spaceflights that last six months or more. That could be a problem for future…

By Deidre McPhillips, CNN Most parents still have concerns about the safety of Covid-19 vaccines for children, and about three in 10 say that they…

By Ivana Kottasová and Krystina Shveda, CNN When South African scientists announced they had detected a new coronavirus variant with a worryingly…

By Kristen Rogers, CNN When kids and teenagers have easy or unsupervised access to guns, bad, and often irrevocable, things can happen. Such is the…

By Katia Hetter, CNN The new Omicron variant has been spreading rapidly throughout South Africa, and it has now reached numerous locations around the…

By Nadia Kounang, CNN The White House on Wednesday announced a new push to encourage harm reduction measures that make illicit drug use safer. Its…

By Jen Christensen, CNN The US Centers for Disease Control and Prevention is encouraging doctors to talk to all sexually active people about drugs…

By Melanie Radzicki McManus, CNN There are more than 600 muscles in the human body, and it’s impossible to strengthen each and every one. Yet…

By Madeline Holcombe, CNN If you asked, most people would probably say they don’t get to the gym enough. Motivation may start high but…

By Jacqueline Howard, CNN As the world learns more about the Omicron coronavirus variant and Delta continues to cause Covid-19 cases to rise around…

By Maggie Fox, CNN The entire world remains unprepared for the next pandemic and most countries are underprepared even for small outbreaks of…

By Dr. Sanjay Gupta, CNN Chief Medical Correspondent CNN Chief Medical Correspondent Dr. Sanjay Gupta shared his mother’s variation on chai, a…

By Amanda Sealy, CNN From the moment CNN’s Chief Medical Correspondent Dr. Sanjay Gupta begins to crush the cardamom, the smell unlocks…

By Katia Hetter, CNN The new Omicron variant has been spreading rapidly throughout South Africa, and it has now reached numerous locations around the…

By Madeline Holcombe, CNN The results are in: This past year, people wanted to get better. That’s what is clear from Google’s annual…

By Maggie Fox, CNN The Omicron coronavirus variant partly escapes the protection offered by the Pfizer vaccine, but people who have been previously…

By Maggie Fox, CNN The Omicron coronavirus variant partly escapes the protection offered by the Pfizer vaccine, but people who have been previously…

By Maggie Fox, CNN The Omicron coronavirus variant partly escapes the protection offered by the Pfizer vaccine, but people who have been previously…

By Jen Christensen, CNN As more young children are getting their second doses of Covid-19 vaccine, another question is popping up: When will kids and…

By Jacqueline Howard, CNN Peter McGinn was starting to feel exhausted. It was his last day in New York. He had an exciting four days meeting in…