Everyone knows you need to keep your back straight when you lift or you’ll hurt it. But there is almost no evidence it is true, say Australian scientists.
Everyone knows you need to keep your back straight when you lift or you’ll hurt it.But there is almost no evidence it is true, say Australian scientists.
Those results captured the public’s imagination – and spawned a whole industry teaching people the "proper" way to lift – despite there being little evidence the results translated to humans.this week, was led by Curtin University’s Nic Saraceni and Professor Peter O’Sullivan. There is also no evidence looking at lifting weights heavier than 12 kilograms, because the studies have not been done.“We have known this for decades. The emphasis on keeping the back straight is a bit of a dogma that’s lasted through the ages. It’s like the idea you should sit bolt upright at a computer – that’s not true either,” says David Hall, a work safety expert and spokesman for the Australian Physiotherapy Association.
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