The Devil's Own. 1  Release Date: Mar 26, 1997. 2  Rated: 3  Runtime: 1 hr. 51 min. 4  Genres: Police Detective Film, Political Thriller, Thriller. 5  Director:Alan J. Pakula. 6  Cast:Harrison Ford, Brad Pitt, Margaret Colin, RubÃ©n Blades, Treat Williams. Full cast + crew.
A teenager should exercise just as much as an adult should, which is 60 minutes a day. 30 of these said minutes can be spent simply walking to class in school. But then you ne â¦ ed another 30 minutes of hard exercise that will keep your heart pumping.
Sedentary teenage boys engage in only light physical activity associated with day-to-day living. The U.S. Department of Agriculture estimates that sedentary boys age 9 to 13 need about 1,600 to 2,000 calories per day and sedentary teenage boys ages 14 to 18 require about 2,000 to 2,400 calories each day.