The research was published in time for people to read before the Olympics in Rio de Janeiro. Researchers hope this will encourage people to exercise more. They say that being inactive increases the risk of getting heart disease, diabetes and cancer. Watching TV all day is one of the worst things we can do as that also means we get no exercise and are likely to eat unhealthy snacks. One researcher said office workers should find opportunities to get out of their seat more often. Professor Ulf Eklund advised people to: "Take a five-minute break every hour, go to the next office, go upstairs to the coffee machine, go to the printer." He added: "Build physical activity into your everyday life.