[Problem: "Work--fatigue--rest"].
D000368:Aged; D005221:Fatigue / Q000188:drug therapy; D006294:Health Resorts; D006801:Humans; D005082:Physical Exertion; D012146:Rest; D013177:Sports; D014195:Travel; D014937:Work
Zagadnienie "praca--zmeczenie--wypoczynek".