There are three main ingredients to becoming physically fit:
The fitness recipe is a lot like a ham and cheese sandwich. If you leave out one of the ingredients, it totally changes the outcome of the final product. Your ham and cheese sandwich can quickly turn into a slice of cheese.
To achieve your fitness goals, you must include all three pillars of fitness. If you neglect one of the pillars, the other two won't hold their own and the fitness empire will collapse.
One pillar is no more or no less important than the other. They are listed in no particular order and they are all equally important.
Now that we have established their equality and importance, let's take a closer look at each pillar.