Thankfully treatment has moved on from the cold sponge of the amateur era. But brain damage continues to be a serious risk in many sports.
Cycling remains a leading example of athletes sacrificing their bodies for sporting glory.
In the NFL, anti-Black racism shows up in the disparities between concussion settlements to injured athletes. The amounts of the payouts are determined using assessments that rely on racist science.
Although a great deal of research is still required, it may one day be possible to identify and treat people either with CTE, or at risk of it.
Injuries that commonly effect former players during retirement include concussion, neck injuries, shoulder dislocation, and knee ligament injuries.
Every year, about 10 per cent of youth athletes experience a concussion. Research shows there are steps we can take to help prevent these injuries, but we can't be afraid to make changes.
Pecking holes in a solid wood tree trunk would give you a headache, if not serious brain damage. What special assets allow a woodpecker to do it?
Many educators receive little or no training in how to spot brain injuries resulting from a concussion. There are ways to improve collaboration.
Sports medicine clinicians see benefit in using eye-tracking for concussion diagnostics, but only few of them actually work with it.
Cognitive behavioural therapy for insomnia provided remission of insomnia in 80 to 90 per cent of adolescents in a research trial, and improved their overall concussion recovery.
About one in ten children who have suffered concussion are thought to have long-term problems.
Usually people recover from concussions in a few days, or weeks at most. But 1-10% will still have symptoms three months later.
NRL's culture was once one of hyper-masculinity, but it has failed to change wth societal mores – it now finds itself out of step and in need of reform.
A standard clinical MRI is not sensitive to the distributed and microscopic injuries in a concussed brain. But new discoveries are in the pipeline.
A first look at data on sport injuries in children in England, and it's not a pretty picture.
Recent research shows that the heart is affected when the head takes a blow, in sports-related concussion.
More needs to be done to manage concussions in road cycling.
A mystery disease that struck US personnel in Cuba and China triggered fears of a sonic weapon. But two experts argue that this is just about leveraging a medical mystery for political gain.
Reporting of recent studies may have caused alarm that brain injuries cause dementia. It just increases your risk.
Football could take a leaf from rugby union's book on how to treat head-injured players, pitch side.