Researchers discover that COVID-19 uniquely causes brain inflammation and disrupts serotonin/dopamine pathways, explaining "brain fog" in Long COVID.

Both COVID-19 and flu can cause lasting lung damage, but only COVID-19 triggers persistent brain inflammation and small blood vessel injury, helping explain long COVID symptoms like brain fog, fatigue ...

SARS-CoV-2 triggers the production of the antiviral protein IFN- γ , which is associated with fatigue, muscle ache and depression. New research shows that in Long COVID patients, IFN- y production ...

COVID-19 plays a smaller role in everyday life, but the disease has not disappeared. Here are the symptoms you should be aware of.

With measles outbreaks, flu spikes, and COVID as a seasonal threat, learn key differences between these contagious diseases, ...

Cut off from established pathways for managing a chronic illness, many Vermonters with long Covid have reported living in a sort of permanent limbo. They have faced stigma and disbelief from loved ...

With more than 200 possible symptoms, long Covid isn’t easy to treat and diagnose. Rolled-back federal funding has led longhaulers to ask: is this all in my head?

Add Yahoo as a preferred source to see more of our stories on Google. A positive COVID-19 test result is not something that anyone wants to see — but now there may be an extra reason to avoid getting ...

Long COVID should be viewed as a web of overlapping symptoms rather than a single, uniform condition, according to a new systematic review published in eClinicalMedicine and reported by the Center for ...

Researchers now recognize eight different trajectories after COVID infection; some are severely ill many months later.

Mira Costa junior Darya Raker loves to paint, play water polo and hang with her friends. But long COVID has been hard to ...