Dealing with the first wave was like a sprint, the second will be more like a marathon.

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A wedding in Maine is linked to 176 Covid-19 cases and the deaths of seven people who didn't attend the celebration, demonstrating just how easily and quickly the virus can spread at social gatherings, public health experts say.

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President Donald Trump knew back in the spring that it would probably take a year to develop a coronavirus vaccine, according to interviews with journalist Bob Woodward.

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Eli Lipman, 9, and his father have been battling the impact of Covid-19 since March, and he said life as a "long hauler" isn't easy.

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More than half a million children in the United States have been diagnosed with Covid-19 since the start of the pandemic, according to the American Academy of Pediatrics and the Children's Hospital Association.

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Sibling rivalry is often taken as an unexamined fact of family life -- as much a part of parenting as potty training or bedtime stories.

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Children and teens from minority groups are disproportionately hit by coronavirus, just as older adults are, according to the findings of a new report from the US Centers for Disease Control and Prevention.

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Overcrowded parties have forced several high schools to go back to online learning in hopes of staving off Covid-19 outbreaks.

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Many of us hope to escape who we were in high school -- particularly if you were last in line to be picked in gym class -- but a growing body of research suggests that how popular you are in adolescence has a link with psychological and physical health decades later.

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Travelers eager to fly again may want to consider Italy as their next destination.

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The Food and Drug Administration is weighing whether to follow British regulators in resuming a coronavirus vaccine trial that was halted when a participant suffered spinal cord damage, even as the National Institutes of Health has launched an investigation of the case.

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At first, Cameron Lynch thought she would need prepared questions for the group to discuss in their first Zoom call.

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Dr. Umair Shah remembers the last mass vaccination campaign the US waged.

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