Health

After you hit 50, sarcopenia — the natural loss of lean muscle — starts to speed up. Why does this happen? Your levels of “muscle-supporting hormones” — including estrogen and testosterone — decrease, along with your body’s ability to synthesize new proteins, explains Coach Amanda Grimm, certified running coach and PT at We Run and sports and remedial massage therapist. …

Summary: Researchers have shown for the first time that flipping an epigenetic “switch” in specific memory-holding neurons can directly alter memory strength. By targeting the gene Arc—which helps neurons adjust their connections—scientists used CRISPR-based tools to either boost or silence its activity in engram cells within the hippocampus. Silencing Arc blocked memory formation, while activating it strengthened recall, even days …

County health officials learned of the case from the patient’s health provider. But the person wouldn’t help investigators trying to track the virus’ spread. (Centers for Disease Control and Prevention) An example of a measles virus. Salt Lake County health officials say it’s probable they have found the county’s first measles case since a national outbreak started earlier this year. …

Happier people are more successful in their careers, have more fulfilling relationships and live longer, healthier lives, previous research has shown. Now, scientists say they have identified the “happiness threshold” needed for a country’s population as a whole to achieve certain health benefits. Specifically, a nation’s happiness level can influence its people’s risk of premature death from chronic illnesses such …

The team found that XBB.1.5-adapted COVID-19 mRNA vaccines had a pooled vaccine effectiveness (VE) against hospitalization of 46% to 50% among adults and 37% in immunocompromised adults (those with weakened immune systems). A case-control study of KP.2-adapted COVID-19 vaccines showed a VE of 68%.  “While these [COVID-19] effectiveness estimates are not the 90% or higher seen early in the pandemic …

“Mystery Molecules” Found in Dogs Could Help Humans Live Longer, Healthier Lives  SciTechDaily Longer leash on life: Inside the dog longevity startup  Forbes Australia What dogs can teach us about ageing better and how they may unlock the secrets of longevity  Times of India Why 50,000 Pet Dogs May Solve Mysteries Of Human Aging  Study Finds Scientists Just Found Molecules in Dogs That Could …

Groundbreaking New Compound Could Treat the World’s Deadliest Infectious Disease  SciTechDaily inhibitors in future tuberculosis treatment regimens  Nature Cytochrome bc1 Inhibitors: Future Tuberculosis Treatments  Bioengineer.org Source link

GLP-1 therapeutics: Their emerging role in alcohol and substance use disorders  Hacker News Popular weight-loss drugs could take the edge off your alcohol buzz, study finds  Fox News Scientists discover surprising effect drinking alcohol while taking weight loss drugs has on your body  UNILAD Ozempic Shows Promise for Substance Use Disorders  Labroots GLP-1s May Help Curb Alcohol Cravings—and Scientists Are Starting to Understand Why  Oprah …

By Julie Appleby, KFF Health News Physician Lauren Hughes was heading to see patients at a clinic about 20 miles from her Denver home in February when another driver T-boned her Subaru, totaling it. She was taken by ambulance to the closest hospital, Platte Valley Hospital. A shaken Hughes was examined in the emergency room, where she was diagnosed with …

High blood pressure and the effect it has on cardiovascular health is a big concern for many. And yet, you’re likely only getting your blood pressure checked at your yearly physical or other check-ups, which can allow high blood pressure (aka hypertension) to fly under the radar—especially if you don’t know the most common causes of high blood pressure. “High …