McMaster University researchers report that short, intense workouts can be every bit as beneficial as the typical longer and more moderate ones.

There’s some great news for those who want to get fit but can’t seem to carve out the time to exercise. 
McMaster University researchers report that short, intense workouts can be every bit as beneficial as the typical longer and more moderate ones. 
Even one minute of fierce activity can have significant health benefits. 
According to a summary of the findings, the researchers, "...examined key health indicators including cardiorespiratory fitness and insulin sensitivity, a measure of how the body regulates blood sugar."