Sheri Kueh's Blog (1)

Here's a backgrounder on the different components of physical fitness. There's endurance, the body's ability to sustain oxygen and nutrients to tissues over a sustained period of time. Strength, on the other hand, is the ability of the muscle to exert force for a period of time. Flexibility is the ability to move joints and use muscles in a wide range of activities and movements. Swimming, running and jogging are Pure…