A major clinical trial has delivered an unexpected twist in the search for ways to fight COVID-19 and its lingering effects. Researchers at Mass General Brigham found that taking high doses of vitamin ...

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

Mass General Brigham study results signal a call to do further research into the connection between vitamin D supplementation and long COVIDIn a ...

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

Mass General Brigham study results signal a call to do further research into the connection between vitamin D supplementation and long COVID.In a large, randomized trial, researchers at ...

Scientists have discovered strange microscopic structures in the blood of people with Long COVID—clusters of tiny microclots tangled together with sticky immune webs known as neutrophil extracellular ...

Amid the declining clinical severity of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection and diminishing public uptake of annual coronavirus disease 2019 (Covid-19) vaccines, ...

When Lucas Denault was first infected with COVID in January 2021 at the age of 15, his symptoms were relatively mild. A high school athlete at the time, the Pennsylvania resident experienced a brief ...