COVID-19 is now the leading cause of death in the U.S.

COVID-19 is now the leading cause of death in the United States, according to an editorial published Thursday in the Journal of the American Medical Association. The opinion piece, written by three researchers at Virginia Commonwealth University, cites current daily mortality rates to show that COVID-19 has now surpassed heart disease and cancer as the leading daily cause of death […]

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Researchers identify bacteria that promote metabolic and mental health

Worldwide obesity has more than doubled since 1980 and most of the world’s population now live in countries where overweight and obesity kills more people than underweight. Obesity represents a major health challenge because it substantially increases the risk of diseases such as type 2 diabetes. In recent years, the prevalence of type 2 diabetes has soared worldwide with approximately […]

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How do mRNA vaccines work?

Most vaccines contain an infectious pathogen or a part of it, but mRNA vaccines deliver the genetic instructions for our cells to make viral or bacterial proteins themselves. Our immune system responds to these and builds up immunity. Messenger RNA (mRNA) is a single-stranded molecule naturally present in all of our cells. It carries the instructions for making proteins from […]

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Talking to kids about weight: What the internet says and why researchers are wary

Parents, caregivers and health care professionals are increasingly concerned about childhood obesity. Compounding their concern are fears of inadvertently provoking disordered eating, such as unhelpful dieting, when discussing a child’s weight status (i.e. normal weight, overweight or obese). Given the complexity of these concerns, major health advocacy groups have independently published guidelines for having conversations with children about weight status—all […]

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