Bochum ban fans from jumping in unison over sickness fears

‘Trampoline effect’ can make some feel unwell German club ‘regret the ​unavoidable measures’ The German club Bochum have banned their supporters from ⁠jumping up and down in unison in part of their stadium as ⁠the ⁠movement of the stand ​makes some spectators feel unwell. Engineers ⁠investigated the structure as part of a Ruhrstadion upgrade plan and cleared its load-carrying ⁠capacity. Their report, however, also highlighted the fact that synchron