Kalmar "keke lafiya" tana nufin wani nau'in keken da ya shahara a ƙarshen 1800s da farkon 1900s. Wannan salon keken yana da firam mai siffar lu'u-lu'u, ƙafafu guda biyu masu girman daidai da ƙafafu, da kuma takalmi masu sarrafa sarkar da ke juya ta baya. Keken aminci ya kasance babban ci gaba fiye da ƙira na farko saboda ya ba da kwanciyar hankali da kwanciyar hankali kuma ya fi aminci don aiki saboda ƙananan ƙarfinsa da ikon bakin teku. A yau, keken aminci shine nau'in keken da aka fi amfani dashi.