An attached drawing explains that when humans walk normally, body weight is split almost evenly over both legs, which the surgeons say increases the risk of a person losing their balance and falling on slippery surfaces.
In 2014, authorities in Berlin were criticised for failing to grit the capital’s pavements despite warnings of freezing conditions. As a result, rescue services received more than 750 emergency calls and A&Es were overstretched dealing with patients with bone fractures.
Temperatures in Berlin are expected to plunge well below zero on Saturday.
/TheGuardian/
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