<prompt> tafsiri zifuatazo kutoka kwa swahili hadi kiingereza.ndiyo sababu afya yetu ya kimwili na ya akili imepunguza haraka hata baada ya kupoteza saa moja tu au mbili za usingizi, walker anasema.  <response>: thats why our physical and psychological well being implodes so rapidly even after the loss of only one or two hours of sleep, walker mentioned. 