Two new high-profile studies add to the increasingly worrisome picture of how even mild cases of COVID-19 can have detrimental effects on brain health.

Long-term goals can be hard to stick to if the benefits are only way off in the future. Research suggests ways to focus on the here and now to help you ultimately achieve your more far-off targets.

People with adverse experiences during childhood − whether physical, emotional or sexual abuse − had higher rates of death and hospitalization decades later from COVID-19.

Increasing the number of older people with both Medicaid and Medicare would mean fewer of them would be forced to skimp on the care and treatment they need.

With the emergency phase of the COVID-19 pandemic in the rearview mirror, at least for now, we look back on a handful of stories that provided sharp insights at key moments in the pandemic.

One researcher’s experience from a quarter-century ago shows why bias in AI remains a problem – and why the solution isn’t a simple technical fix.

There’s no one-size-fits-all approach for long COVID treatment, but exercise focusing on breathing and pacing yourself throughout the day often helps.

A Steller’s sea eagle, native to the Asian Arctic, has traveled across North America since 2021. A scholar questions whether the bird is lost – and how well humans really understand animals’ actions.

Ten years after Kivalina’s lawsuit against Exxon over climate change damage was dismissed, the Indigenous community’s volunteer search and rescue team is facing frequent crises.