WASHINGTON - Long COVID remains one of the more stubborn medical puzzles of the past several years. Millions of people who ...

People who are deficient in vitamin D may be at higher risk of contracting the novel coronavirus than those with sufficient levels, according to the results of a new retrospective study from Illinois.

Insufficient or deficient vitamin D levels were linked to a higher risk for COVID-19 hospitalisation but not infection; however, no significant associations emerged among participants with a prior ...

Vitamin D supplements may offer researchers a new clue about lingering COVID symptoms that persist after infection, according to a new study. Researchers at Mass General Brigham examined whether high ...

Vitamin D supplements may offer researchers a new clue about lingering COVID symptoms that persist after infection, according to a new study. Researchers at Mass General Brigham examined whether high ...

The death rate for COVID-19 in vaccinated older adults with low vitamin D was similar to unvaccinated older adults, but people with lower levels have a higher risk compared with people who had higher ...

While standing in long lines at grocery stores in recent weeks, shippers may have seen the National Enquirer headline shouting, "Coronavirus Cures Finally Found!" If that's true, why is everyone ...

A study suggests vitamin D may reduce long COVID symptoms at 8 weeks, although larger trials are needed to confirm benefits and optimal timing, explains JoAnn E. Manson, MD, MPH, DrPH. “The next best ...