Diseases, Conditions, Syndromes

COVID cases falling, but trouble signs arise as winter looms

Tumbling COVID-19 case counts have some schools around the U.S. considering relaxing their mask rules, but deaths nationally have been ticking up over the past few weeks, some rural hospitals are showing signs of strain, ...

Neuroscience

Using light to measure blood flow in the brain in real time

The brain is arguably the most crucial aspect of our existence. Our brain health governs how well we function. In turn, our brain health is determined by the blood supply to our brain via "cerebral blood flow" (CBF), which ...

Medical research

Key stem cell dormancy mechanism discovered

Princess Margaret Cancer Centre researchers have made new findings which provide a broader understanding of how dormant hematopoietic stem cells are activated and could pave the way towards therapeutic treatments for a number ...

Medical research

Study finds calcium precisely directs blood flow in the brain

Unlike the rest of the body, there is not enough real estate in the brain for stored energy. Instead, the brain relies on the hundreds of miles of blood vessels within it to supply fresh energy via the blood. Yet, how the ...

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