Should Sedentary Workers Take a Heavy Workout Once a Week?
No. A daily walk of about one hour gives the office worker an adequate amount of exercise. An occasional vigorous workout is not as desirable as the regular daily exercise which does not bring on exhaustion. A strenuous week-end of hiking, golf, dancing, may do more harm than good. A little moderate exercise every day is the ideal, especially if the exercise is in the outdoors.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.