ʻAʻole kūpono nā poʻe e kūpono no ka treadmill

1. No nā mea maʻi me ka maʻi naʻau, no ka mea he paʻakikī ka wikiwiki o ka papaʻu e kāohi ai, he mea nui loa ia i kahi ulia;
2.ʻO ka poʻe me ka osteoporosis e hoʻopaʻaʻia i nā sprains, hāʻule, a lele i ka wā kiʻekiʻe {{1
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4. No nā poʻe me ka cervity spondylosis a me ka lumbar spondylosis, e holo ana i kahi kūlana kiʻekiʻe e alakaʻi i ka nui o ka'ā'ī.