A new study has found that routine lab tests may not be useful in making a long COVID diagnosis for people who have symptoms of the condition. The study highlights how challenging it can be to ...

A recent study published in the journal Annals of Internal Medicine investigated clinical laboratory markers of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection and its ...

Hoping to catch serious illnesses early, more Americans are ordering lab tests online, but their doctors don't know what to ...

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The millions of people impacted by the chronic aftereffects of COVID-19 following infection with SARS-CoV-2 present a significant public health challenge. A recent study in the Annals of Internal ...

If you’ve ever wondered why your doctor asks you to do a blood test or provide a urine sample at your annual checkup even if ...

At the end of January, Medicare users are going to face a major shakeup. Starting February 1, Americans on the ...

A National Institutes of Health (NIH)-supported study has found that routine lab tests may not be useful in making a long COVID diagnosis for people who have symptoms of the condition. The study, part ...