What causes the loss of smell in COVID-19?

What causes the loss of smell in COVID-19?

By Helen Murray New research shows that SARS-CoV-2 infection can cause significant damage to the olfactory bulb and brainstem and highlights the importance of monitoring the neurological symptoms of COVID-19. Although COVID-19 is primarily a respiratory disease, many...
How do we measure pain, anyway?

How do we measure pain, anyway?

By Jeremy Delahanty Imagine you have been asked to define pain by your doctor. They might have asked for a rating on a scale from zero, no pain, to ten, unbearable pain. Or you chose from a selection of faces ranging from happy to tearful. Maybe you answer with your...
Is mind control possible?

Is mind control possible?

By Lily Toomey With new technology, mind control is no longer just science fiction, as Lily Toomey explains. Reading minds seems to be a common part of the science-fiction canon—a genre much loved by actual scientists. But even as someone who turned their love of Kurt...
Are hallucinations a disease?

Are hallucinations a disease?

By Yewande Pearse Hallucinations may be a symptom of mental illness, but they are not necessarily harmful, as Yewande Pearse explains. As late as the 18th century, hallucinations in their various forms were considered independent diseases or syndromes. In 1821, Alexis...
Pulling all-nighters may damage your brain

Pulling all-nighters may damage your brain

By Hannah Thomasy Doctoral candidate Hannah Thomasy discusses the impacts of all-nighters on the brain. Is staying up late a health risk? For decades, scientists have suspected that there is a connection between poor sleep and neurodegenerative diseases like...