CNN – Health

By Sandee LaMotte, CNN Exercise is good for you. Breaking a sweat has been shown to improve nearly every organ in the body, fight nearly every disease doctors diagnose and improve nearly every health condition that you might live with on a daily basis. It gets even better. A new study finds exercise boosts levels

By Lisa Drayer, CNN The new year brings with it some old circumstances: working from home, self- isolating again, and having close access to food almost all of the time. Some of us may enjoy more home-cooked meals and not having to walk too far for a snack, but working close to the refrigerator poses

By Katie Hunt, CNN Like many people, historian A. Roger Ekirch thought that sleep was a biological constant — that eight hours of rest a night never really varied over time and place. But while researching nocturnal life in preindustrial Europe and America, he discovered the first evidence that many humans used to sleep in

By Dakin Andone and Susannah Cullinane, CNN About 24% of US hospitals are reporting a “critical staffing shortage,” according to data from the US Department of Health and Human Services, as public health experts warn the Covid-19 surge fueled by the Omicron variant threatens the nation’s health care system. “Given how much infection there is,

By Eryn Mathewson, CNN The last 12 months have been weird for me. I’m a pretty healthy 39-year-old marathon runner. And yet I had a heart attack, was subsequently diagnosed with a rare disease, and broke my right clavicle — all within months of each other, all unexpected and unwelcome. This past year was supposed

By Travis Caldwell, CNN As a Covid-19 testing shortage compounds a burgeoning crisis of new hospitalizations, more states are racing to help hospitals and health care networks with staff and supplies. Staffing shortages are growing as frontline health care workers — who are at a higher risk of exposure — are infected and need to

By Jamie Gumbrecht, Naomi Thomas and Jen Christensen, CNN The US Food and Drug Administration is cautioning against using self-collected throat swabs for Covid-19 tests and says people should use the tests as instructed. “FACT: When it comes to at-home rapid antigen #COVID19 tests, those swabs are for your nose and not your throat,” it

By Jen Christensen, CNN Many people are hearing from their doctors that they have a “mild” Covid-19 infection amid a surge of the highly contagious Omicron variant of the coronavirus, but your illness may not feel as minor as “mild” sounds. It was true for Michelle Cordes, a dietitian at a Chicago-area hospital. She’s vaccinated

By Madeline Holcombe, CNN As a professionally trained dancer for nearly 20 years, I’ve found that a combination of pirouettes and leaps across the floor can leave me sweaty and breathing heavily on the other side — but I often don’t even notice it. The rush of joy, power and freedom of dancing far outweighs

By Travis Caldwell and Mallika Kallingal, CNN Covid-19 hospitalization rates among children are soaring in the United States, with an average of 4.3 children under 5 per 100,000 hospitalized with an infection as of the week ending January 1, up from 2.6 children the previous week, according to data from the US Centers for Disease

By Deidre McPhillips, CNN After getting a dose of Covid-19 vaccine, women had an average menstrual cycle length of about one day longer than usual, according to a study published Thursday. The findings validate some claims from women across social media that the Covid-19 vaccine affected their menstrual cycle. But the change is not clinically