Treadmills are a common sight in many households across the world, particularly the United States. According to a report published by the Sports and Fitness Industry Association (SFIA), more than 50-million Americans used a treadmill at least once in 2015. Four years later, and that number still has not come down. In fact, it has even ballooned considerably! But what exactly is the reason behind its immense popularity? I’ll give you one simple reason – convenience. We’ve all felt that urge to exercise, and a treadmill gives us the simplest way to do so. Just plug in the machine and…
