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No neurochemical evidence for brain injury caused by heading in soccer
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  • Published on: 11 October 2022
    Authors reply re: The wrong ball

    Reply: Right type of ball used in study

    This is a forward-looking study in which modern day footballs were employed to assess the possible impact on the brain by heading. Old style heavy footballs, however, may well have been associated with brain damage as pointed out by Dr Breimer.

    That the brains of woodpeckers would be full of plaques and signs of neuronal damage is a tall story. One case of cereb...

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    Conflict of Interest:
    None declared.
  • Published on: 11 October 2022
    The wrong ball: old soccer balls much heavier and stiffer than modern

    Dear Editor

    It could be argued that this study has been performed with the wrong type of ball, one unlikely to reflect the type of brain stress inflicted on old footballers, because the old style ball absorbed dampness from the grass and became increasingly heavy and stiff, even if it had not been raining; on a rainy day the weight had increased a lot by the end of the match. Such balls needed power to kick, yet,...

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    Conflict of Interest:
    None declared.