Delta's strategy to serve Australia with the Airbus A350.

Once again, bookings are being cancelled through absolutely no fault of the travel agent. War. Airspace closure. Government ...

Researchers are still trying to understand why some people develop Long COVID: lasting symptoms of the disease that can ...

Vitamin D didn’t blunt COVID’s initial impact—but it may hold a surprising clue in the fight against long COVID.

In a large, randomized trial, researchers at Mass General Brigham found that high-dose vitamin D3 did not reduce COVID-19 ...

Six years after the start of the COVID-19 pandemic, millions of Americans are still living with its long-term effects.

High-dose Vitamin D doesn't reduce acute COVID severity but shows a promising signal for reducing Long COVID and brain fog.

Madonna Rehabilitation Hospitals researchers study long-term effects of COVID-19 six years into pandemic ...

In a large, randomized trial, researchers at Mass General Brigham have found that high-dose vitamin D3 did not reduce COVID-19 infection severity, but may impact long COVID outcomes.

Doctors say the virus is in its endemic phase. Here's what that means.

Severe COVID-19 and influenza infections prime the lungs for cancer and can accelerate the disease's development, but vaccination heads off those harmful effects, new research from UVA Health's Beirne ...

The U.S.-Israeli war with Iran is rattling businesses worldwide, driving up energy prices, squeezing supplies of critical raw materials and raising questions about the reliability of trade routes ...