Mankind is eyeing Mars as its next grand expedition, but the human body might not be capable of dealing with such a journey, a new study warns. It’s very likely that an astronaut’s kidneys could be permanently damaged by cosmic radiation during a years-long mission to Mars, researchers reported June 11 in the journal Nature…  read on >  read on >

Winston Churchill once said, “Success consists of going from failure to failure without loss of enthusiasm.” It’s one of countless platitudes claiming that failure leads to success. But there’s strong evidence that such a notion is wrongheaded and can lead to terrible real-world consequences, researchers said in a new report. In fact, many people do…  read on >  read on >

Lung cancer patients who underwent screening were more apt to be diagnosed at earlier stages and have better outcomes than patients who were not screened, new research shows. The findings — from a study of close to 58,000 patients diagnosed through the U.S. Veterans Health Administration — underscore the importance of early detection through screening. …  read on >  read on >

Only a fraction of Americans are getting recommended lung cancer screenings, new research shows. While rates overall are up slightly, fewer than 1 in 5 people who are eligible for screening are up-to-date with it, according to the American Cancer Society-led study.  The society and the U.S. Preventive Services Task Force recommend a yearly computed…  read on >  read on >

Older adults who avoid surgery because they fear general anesthesia will cause thinking declines need not worry, researchers report. A study of more than 1,000 patients who had heart surgery at four hospitals in Canada found that the amount of anesthesia used did not affect the risk of delirium after surgery. Post-surgery delirium may contribute…  read on >  read on >

The U.S. Food and Drug Administration is warning Americans to avoid Diamond Shruumz-brand Microdosing Chocolate Bars, after numerous people have been made sick after consuming them. Eight severe illnesses related to the edibles have been reported as of Friday in Arizona (four cases), Indiana (two cases), Nevada and Pennsylvania (one case each). “All eight people…  read on >  read on >

An experimental vaccine that could offer one-stop prevention for both COVID-19 and influenza is showing positive results among older adults in trials, maker Moderna announced Monday. The shot — for now called mRNA-1083 — “has met its primary endpoints, eliciting a higher immune response than the licensed comparator vaccines used in the trial,” Moderna said…  read on >  read on >