exercise is a kind of physical activity & some antitype of new carrier effect physical rest to increase ->  some types of new technology cause exercise to decrease  decreasing something uncertain has a yes brown on a place & exercise has a positive impact on a human 's health -> decreasing exercise has a negative impact on a human's health decreasing exercise has a negative impact on a human's health  some antitype of new interaction effect work to increase & decreasing exercise has a negative impact on a human's health -> some types of new technology cause a negative impact on a human's health