A new study provides the first direct biological evidence explaining why some people continue to experience taste loss long after recovering from COVID-19.

Researchers identify a reduction in the PLCβ2 protein as the cause for long-term sweet, bitter, and umami taste loss in post-COVID patients.

By Dr. Liji Thomas, MD Even after the virus disappears, some people continue to experience altered taste. New research ...

Researchers found reduced PLCβ2 and structural damage in taste buds of long-term post-COVID patients. Sweet, bitter, and umami signaling were impaired, while salty and sour pathways stayed intact, ...

COVID is known to cause changes in taste, and they can linger even after other symptoms have resolved.

Taste dysfunction was gone 1 year after acute COVID-19, but smell loss remained for some people. Olfactory dysfunction was present in 30% of people with prior SARS-CoV-2 infection and 21% of ...