WEDNESDAY, Sept. 23, 2020 -- People born with a hole in their heart may lose 20% or more of their exercise capacity as they age, even if the defect is repaired.
A ventricular septal defect is a hole in the wall separating the heart's pumping chambers. It can be surgically closed or left alone. People born with this defect have poorer exercise ability than healthy people.
WEDNESDAY, Sept. 9, 2020 -- Playing tackle football at an early age doesn't determine how quickly college players recover from a concussion, a new study finds.
"Because football is a very physical game and concussions can occur, it has been hypothesized that playing at an early age may interfere with neurodevelopmental growth and increase a person's vulnerability to neurological problems later in life," said researcher Thomas Buckley, of the University of Delaware.