Health

Moderna Inc. is trying to fend off rival companies’ claims that its Covid-19 vaccine infringes their patents, arguing that the companies may only pursue their claims seeking royalties from the federal government.Moderna on Friday filed a motion to dismiss some of the patent-infringement claims in the lawsuit, which was filed in February by two small biotechnology companies, Arbutus Biopharma Corp. and Genevant Sciences GmbH, in federal court in Delaware. ModernaInc. is trying to fend off rival companies’ claims that…

DoorDash Inc.’s DASH -1.42% revenue rose last quarter, showing that consumers stuck to getting food and household essentials delivered even as more restaurants and stores reopened.Revenue for the three months ended March grew 35% to $1.46 billion from a year earlier, when fresh Covid-19 concerns caused people to hunker down. Analysts surveyed by FactSet on average had predicted $1.38 billion in revenue. The rate of growth for the quarter marked a sharp slowdown. The…

New findings show a troubling lack of diversity—in participants and geography—in a fast-growing scientific field exploring nature’s effects on mental health. Credit: Joshua Brown/UVM New research shows that a rapidly-growing environmental science field—which measures nature's effects on human well-being—has a diversity problem that threatens its ability to make universal scientific claims.…

Credit: Unsplash/CC0 Public Domain When people living in poverty in countries like Malawi, Indonesia and Ecuador receive cash payments without having to do anything in return, they have better health, according to a scientific review of a large body of research. …

Flung into freefall for months on end, our bodies adjust in ways that makes for a long list of health concerns for space travelers.The latest evaluation of microgravity's warping effect on our biology focuses on the spaces surrounding the blood vessels that weave through our brain, revealing concerning changes that remain with astronauts between missions.  Researchers from across the US compared a series of magnetic resonance image (MRI) scans of 15 astronaut brains taken prior to a six-month stay on the International…

Every dog is different, and depending on things like their breed, size, age, and health, their particular dietary requirements may also be different, including what you should feed them, and how much.  But what about how often? A new study that assessed over 10,000 dogs offers some startling insights into the apparent links between feeding frequency and canine health – and the key takeaway is definitely food for thought.According to the research, adult dogs that are fed only once per day tend to score significantly…

Sleep – a lot like eating food – is one of those things we need to live, but seemingly there are plenty of ways to do it wrong.  A new study has weighed into the debate. Looking at UK Biobank data from almost 500,000 adults, researchers conclude that seven hours of sleep per night is the optimal amount for good mental health, wellbeing and cognitive performance, for people in their late 30s to early 70s.  "We identified a nonlinear association between sleep, with approximately seven hours as the optimal sleep duration,…

Bill Gates said that he isn’t sure of Elon Musk’s motives in buying Twitter Inc. TWTR 0.39% and that social media must play a role in curbing the spread of misinformation.“He actually could make it worse,” Mr. Gates said of Mr. Musk’s potential impact on the platform, speaking Wednesday at The Wall Street Journal’s CEO Council Summit. But, he said, “That’s not his track record.” “How does he feel about…

Uber Technologies Inc.’s UBER -4.65% revenue more than doubled last quarter, as demand for rides rebounded from the downturn caused by the Covid-19 surge late last year and the company’s food delivery grew despite restaurant reopenings. Uber issued a bullish outlook for the current quarter, but its shares fell about 5% Wednesday, triggered in part by rival Lyft Inc.’s LYFT -29.91% results a day earlier. Lyft spooked…

In the world of mental health apps, privacy scandals have become almost routine. Every few months, reporting or research uncovers unscrupulous-seeming data sharing practices at apps like the Crisis Text Line, Talkspace, BetterHelp, and others: people gave information to those apps in hopes of feeling better, then it turns out their data was used in ways that help companies make money (and don’t help them). It seems to me like a twisted game of whack-a-mole. When under scrutiny, the apps often change or adjust their…