Numerous studies have shown that sitting for extended periods of time each day leads to increased risk for early death, as well as heart disease, diabetes and other health conditions.

Considering that 80 percent of people fall short of completing the recommended amount of exercise, 2.5 hours of moderate activity each week, it seems unrealistic to expect that people will replace sitting with even more exercise - read the rest here:

http://www.sciencedaily.com/releases/2015/04/150430170715.htm