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How advances in heart imaging can help improve diagnoses

Nuclear imaging has significantly improved the accuracy of stress tests, though there can be errors due to body shape, which can cause abnormalities on the scan and incorrectly suggest the presence of disease.

By Zoë Read/WHYY

Latinos surpass non-Latinos in COVID-19 vaccination in Pa., but devil’s in the details

Data from the state shows the percentage of Latinos with the COVID-19 vaccine is higher than their non-Latino neighbors.

By Anthony Orozco

Mysteries of Mental Illness

Explore the attempts throughout history to unravel the mysteries of mental illness.

By Fred Vigeant

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Coronavirus Then and Now

By Fred Vigeant

Updated: March 19, 2021 | 1:18 pm

Learning During a Pandemic

On Transforming Health: Education During a Pandemic we’ll hear from parents, teachers and students as they recount what the past year has been like.

By Keira McGuire and Fred Vigeant

Explore the mystery of sleep

Why do we sleep? And what does sleep have to do with memory, trauma, and our emotions? Find out December 2 at 9:30pm on NOVA.

By Fred Vigeant