Working at a computer all day is bad for you. Sitting in a chair all day, staring at a bright screen, contorting your wrists around a mouse and keyboard, and hunching your shoulders forward for hours will take a toll on your health eventually. It doesn’t help that for the rest of the day we’re sitting down driving, slouched over our phones, and loafing in front of the TV. If you want a long career in animation, it’s absolutely essential that you learn how to take care of yourself and fight the effects of sedentary life. Gravity punishes laziness, and you can see examples all around you.