Balance can have different meanings depending on the context. In biomechanics, balance refers to the ability to maintain the line of gravity of a body within the base of support with minimal postural sway). Maintaining balance requires coordination of input from multiple sensory systems including the vestibular, somatosensory, and visual systems). In general, balance is the ability to distribute your weight in a way that lets you stand or move without falling, or recover if you trip. Good balance requires the coordination of several parts of the body, including the central nervous system, inner ear, eyes, muscles, bones, and joints. Balance can also refer to having the right amount of any quality, which leads to harmony or evenness. For example, someone can achieve balance between working hard and having fun. In finance, balance refers to the total amount you still owe on a loan.