From pricey wearable devices to your phone, it has never been easier to track your daily physical activity, or lack of it. And if you're like many Americans and spend nine-plus hours sitting every day ...

The amount of time it takes to walk 10,000 steps depends on factors like your height, stride length, and speed. On average, it may take 1.5 to 2 hours while walking on a flat surface. Walking 10,000 ...