You would think that subjects that habitually consume very little caffeine would be the only ones that benefit, but in some cases, subjects that regularly consumed caffeine levels higher than their trials still saw improvements.
你可能会认为习惯摄入很少咖啡因的受试者是唯一的受益人群,但是在某些情况下,仍然可以在经常摄入高剂量咖啡因的受试者身上看到了改善。