Research links COVID vaccination to higher acute kidney injury risk within one year, though vaccinated people showed lower ...

Two major studies published this month are raising new questions about potential health risks associated with the COVID-19 ...

For many people, COVID was not a short illness that faded with time. Months later, they still report fatigue, brain fog, ...

A new clinical trial explored whether raising cellular NAD⁺ levels with high-dose nicotinamide riboside could influence lingering neurological and physical symptoms in long-COVID. Millions of people ...

Gut, immune, and hormone disruptions reveal why long COVID symptoms can be more intense and long lasting in many women.

Covid can cause damage to the heart on a cellular level that can lead to lasting problems, including irregular heartbeats and heart failure, preliminary research suggests. Researchers from Columbia ...

Sleep problems significantly increased between the first and second waves of the COVID-19 pandemic, which might be explained by detrimental sleep hygiene practices. Sleep problems increased ...

A new study found a link between long Covid and an increased risk of developing heart issues, but experts believe vaccines are the best tool to protect against long Covid. A Health Care Worker seals a ...

COVID-19 infections and inflammation during pregnancy can affect how a baby's brain grows — just like other illnesses do. But ...

LOS ANGELES - Fragments of COVID-19 left behind after your body's immune system has fought off all signs of infection may continue to trigger immune responses, researchers said in a National ...