bežci 2 [vynechat] runners 2 [vynechat] beh 1 [vynechat] bežecké preteky 1 [vynechat] fyzická záťaž 1 [vynechat] marathon runners 1 [vynechat] maratónci 1 [vynechat] perseverance 1 [vynechat] physiological stress 1 [vynechat] running 1 [vynechat] running racing 1 [vynechat] sense of life 1 [vynechat] vytrvalost 1 [vynechat] zmysel života 1 [vynechat]