How do I burn calories on a stair machine?
Let’s start with normal stairs and understand why they burn calories, and then look at stair machines as a special case. The HowStuffWorks article How Horsepower Works explains the unit of power known as horsepower. One horsepower is 550 foot-pounds or work per second, or 33,000 foot-pounds of work per minute, or 1,980,000 foot-pounds of work per hour. If a horse (or an engine) were to raise a 550-pound load at a rate of one foot per second, it would be exerting 1 horsepower of effort. So let’s imagine that you are standing at the bottom of the Empire State Building in New York and you start climbing the stairs. Let’s also assume that you weigh 150 pounds. If each step raises you 1 foot, and if you walk up the stairs at a rate of one step every second, then you are doing 150 foot-pounds of work every second, or a lit
How do I burn calories on a stair machine? Let’s start with normal stairs and understand why they burn calories, and then look at stair machines as a special case. The HowStuffWorks article How Horsepower Works explains the unit of power known as horsepower. One horsepower is 550 foot-pounds or work per second, or 33,000 foot-pounds of work per minute, or 1,980,000 foot-pounds of work per hour. If a horse (or an engine) were to raise a 550-pound load at a rate of one foot per second, it would be exerting 1 horsepower of effort. So let’s imagine that you are standing at the bottom of the Empire State Building in New York and you start climbing the stairs. Let’s also assume that you weigh 150 pounds. If each step raises you 1 foot, and if you walk up the stairs at a rate of one step every second, then you are doing 150
