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The Swedish Society of Exercise and Sports Medicine (SFAIM) brings some of the best Swedish sports medicine and exercise related research to BJSM.
What might my telomeres have to do with exercise?
Sjögren et al (see page 1407) report an intervention study on the effects of physical activity on telomere length. This study demonstrates that reduced sedentary time (but interestingly not physical exercise) was associated with the lengthening of telomeres in white blood cells in older, overweight sedentary people. This emphasises the importance of reducing sedentary time, as well as increasing everyday physical activity. Clinically, these findings reinforce that the first step for overweight patients is to reduce sedentary time.
The ethics and effects of concussion
Concussion and the potential for brain injury are increasingly recognised. Parents may be reluctant to allow their children to participate in concussion-prone sports, such as ice-hockey and American football. If a person is concussed, one question is do medical personnel follow the concussion rules? Possibly more than 1 000 000 people watched the recent World Cup match where a player who sustained a concussion early in the match played on for several minutes. After the game, the player reportedly said, “I did not know where I …
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